Home / 57,681.32-86,470.14-22,646.12

Finding the Fourth Proportional to 57,681.32, 86,470.14 and 22,646.12

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Solution

The fourth proportional to 57,681.32, 86,470.14 and 22,646.12 is: 33,948.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,681.32 : 86,470.14 = 22,646.12 : x
  2. Step 2: Convert to fraction form
    57,681.32/86,470.14 = 22,646.12/x
  3. Step 3: Cross multiply
    57,681.32x = 86,470.14 × 22,646.12
  4. Step 4: Simplify right side
    57,681.32x = 1,958,213,166.86
  5. Step 5: Solve for x
    x = 1,958,213,166.86/57,681.32
  6. Step 6: Final answer
    x = 33,948.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.