Home / 499,156.59-748,587.06-144,173.70

Finding the Fourth Proportional to 499,156.59, 748,587.06 and 144,173.70

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Solution

The fourth proportional to 499,156.59, 748,587.06 and 144,173.70 is: 216,217.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,156.59 : 748,587.06 = 144,173.70 : x
  2. Step 2: Convert to fraction form
    499,156.59/748,587.06 = 144,173.70/x
  3. Step 3: Cross multiply
    499,156.59x = 748,587.06 × 144,173.70
  4. Step 4: Simplify right side
    499,156.59x = 107,926,566,212.32
  5. Step 5: Solve for x
    x = 107,926,566,212.32/499,156.59
  6. Step 6: Final answer
    x = 216,217.85

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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.