Home / 42,322.11-58,405.10-23,203.68

Finding the Fourth Proportional to 42,322.11, 58,405.10 and 23,203.68

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Solution

The fourth proportional to 42,322.11, 58,405.10 and 23,203.68 is: 32,021.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,322.11 : 58,405.10 = 23,203.68 : x
  2. Step 2: Convert to fraction form
    42,322.11/58,405.10 = 23,203.68/x
  3. Step 3: Cross multiply
    42,322.11x = 58,405.10 × 23,203.68
  4. Step 4: Simplify right side
    42,322.11x = 1,355,213,250.77
  5. Step 5: Solve for x
    x = 1,355,213,250.77/42,322.11
  6. Step 6: Final answer
    x = 32,021.40

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Half scale
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Double scale
Find fourth proportional to 42,323.11, 58,406.48 and 23,204.68
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.