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Finding the Fourth Proportional to 252,700.47, 379,049.17 and 63,159.89

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Solution

The fourth proportional to 252,700.47, 379,049.17 and 63,159.89 is: 94,739.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,700.47 : 379,049.17 = 63,159.89 : x
  2. Step 2: Convert to fraction form
    252,700.47/379,049.17 = 63,159.89/x
  3. Step 3: Cross multiply
    252,700.47x = 379,049.17 × 63,159.89
  4. Step 4: Simplify right side
    252,700.47x = 23,940,703,881.79
  5. Step 5: Solve for x
    x = 23,940,703,881.79/252,700.47
  6. Step 6: Final answer
    x = 94,739.45

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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.