Home / 39,742.06-59,613.02-10,159.90

Finding the Fourth Proportional to 39,742.06, 59,613.02 and 10,159.90

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Solution

The fourth proportional to 39,742.06, 59,613.02 and 10,159.90 is: 15,239.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,742.06 : 59,613.02 = 10,159.90 : x
  2. Step 2: Convert to fraction form
    39,742.06/59,613.02 = 10,159.90/x
  3. Step 3: Cross multiply
    39,742.06x = 59,613.02 × 10,159.90
  4. Step 4: Simplify right side
    39,742.06x = 605,662,321.90
  5. Step 5: Solve for x
    x = 605,662,321.90/39,742.06
  6. Step 6: Final answer
    x = 15,239.83

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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.