Home / 123,402.47-185,080.28-60,158.98

Finding the Fourth Proportional to 123,402.47, 185,080.28 and 60,158.98

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Solution

The fourth proportional to 123,402.47, 185,080.28 and 60,158.98 is: 90,227.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,402.47 : 185,080.28 = 60,158.98 : x
  2. Step 2: Convert to fraction form
    123,402.47/185,080.28 = 60,158.98/x
  3. Step 3: Cross multiply
    123,402.47x = 185,080.28 × 60,158.98
  4. Step 4: Simplify right side
    123,402.47x = 11,134,240,793.47
  5. Step 5: Solve for x
    x = 11,134,240,793.47/123,402.47
  6. Step 6: Final answer
    x = 90,227.05

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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.