Home / 39,761.58-59,605.28-13,448.02

Finding the Fourth Proportional to 39,761.58, 59,605.28 and 13,448.02

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Solution

The fourth proportional to 39,761.58, 59,605.28 and 13,448.02 is: 20,159.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,761.58 : 59,605.28 = 13,448.02 : x
  2. Step 2: Convert to fraction form
    39,761.58/59,605.28 = 13,448.02/x
  3. Step 3: Cross multiply
    39,761.58x = 59,605.28 × 13,448.02
  4. Step 4: Simplify right side
    39,761.58x = 801,572,997.55
  5. Step 5: Solve for x
    x = 801,572,997.55/39,761.58
  6. Step 6: Final answer
    x = 20,159.49

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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.