Home / 42,157.28-58,178.22-23,295.62

Finding the Fourth Proportional to 42,157.28, 58,178.22 and 23,295.62

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Solution

The fourth proportional to 42,157.28, 58,178.22 and 23,295.62 is: 32,148.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,157.28 : 58,178.22 = 23,295.62 : x
  2. Step 2: Convert to fraction form
    42,157.28/58,178.22 = 23,295.62/x
  3. Step 3: Cross multiply
    42,157.28x = 58,178.22 × 23,295.62
  4. Step 4: Simplify right side
    42,157.28x = 1,355,297,705.40
  5. Step 5: Solve for x
    x = 1,355,297,705.40/42,157.28
  6. Step 6: Final answer
    x = 32,148.60

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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.