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Finding the Fourth Proportional to 117,818.52, 176,740.05 and 37,836.29

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Solution

The fourth proportional to 117,818.52, 176,740.05 and 37,836.29 is: 56,758.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,818.52 : 176,740.05 = 37,836.29 : x
  2. Step 2: Convert to fraction form
    117,818.52/176,740.05 = 37,836.29/x
  3. Step 3: Cross multiply
    117,818.52x = 176,740.05 × 37,836.29
  4. Step 4: Simplify right side
    117,818.52x = 6,687,186,902.71
  5. Step 5: Solve for x
    x = 6,687,186,902.71/117,818.52
  6. Step 6: Final answer
    x = 56,758.37

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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.