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Finding the Fourth Proportional to 107,864.60, 161,776.02 and 32,966.60

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Solution

The fourth proportional to 107,864.60, 161,776.02 and 32,966.60 is: 49,443.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,864.60 : 161,776.02 = 32,966.60 : x
  2. Step 2: Convert to fraction form
    107,864.60/161,776.02 = 32,966.60/x
  3. Step 3: Cross multiply
    107,864.60x = 161,776.02 × 32,966.60
  4. Step 4: Simplify right side
    107,864.60x = 5,333,205,340.93
  5. Step 5: Solve for x
    x = 5,333,205,340.93/107,864.60
  6. Step 6: Final answer
    x = 49,443.52

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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.