Home / 42,162.40-58,183.60-23,299.12

Finding the Fourth Proportional to 42,162.40, 58,183.60 and 23,299.12

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Solution

The fourth proportional to 42,162.40, 58,183.60 and 23,299.12 is: 32,152.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,162.40 : 58,183.60 = 23,299.12 : x
  2. Step 2: Convert to fraction form
    42,162.40/58,183.60 = 23,299.12/x
  3. Step 3: Cross multiply
    42,162.40x = 58,183.60 × 23,299.12
  4. Step 4: Simplify right side
    42,162.40x = 1,355,626,678.43
  5. Step 5: Solve for x
    x = 1,355,626,678.43/42,162.40
  6. Step 6: Final answer
    x = 32,152.50

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Half scale
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Double scale
Find fourth proportional to 42,163.40, 58,184.98 and 23,300.12
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.