Home / 42,543.99-58,712.13-23,425.20

Finding the Fourth Proportional to 42,543.99, 58,712.13 and 23,425.20

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Solution

The fourth proportional to 42,543.99, 58,712.13 and 23,425.20 is: 32,327.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,543.99 : 58,712.13 = 23,425.20 : x
  2. Step 2: Convert to fraction form
    42,543.99/58,712.13 = 23,425.20/x
  3. Step 3: Cross multiply
    42,543.99x = 58,712.13 × 23,425.20
  4. Step 4: Simplify right side
    42,543.99x = 1,375,343,387.68
  5. Step 5: Solve for x
    x = 1,375,343,387.68/42,543.99
  6. Step 6: Final answer
    x = 32,327.56

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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.