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Finding the Fourth Proportional to 116,691.06, 175,037.40 and 37,808.40

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Solution

The fourth proportional to 116,691.06, 175,037.40 and 37,808.40 is: 56,712.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,691.06 : 175,037.40 = 37,808.40 : x
  2. Step 2: Convert to fraction form
    116,691.06/175,037.40 = 37,808.40/x
  3. Step 3: Cross multiply
    116,691.06x = 175,037.40 × 37,808.40
  4. Step 4: Simplify right side
    116,691.06x = 6,617,884,034.16
  5. Step 5: Solve for x
    x = 6,617,884,034.16/116,691.06
  6. Step 6: Final answer
    x = 56,712.86

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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.