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Finding the Fourth Proportional to 165,167.96, 247,788.86 and 52,854.93

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Solution

The fourth proportional to 165,167.96, 247,788.86 and 52,854.93 is: 79,294.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,167.96 : 247,788.86 = 52,854.93 : x
  2. Step 2: Convert to fraction form
    165,167.96/247,788.86 = 52,854.93/x
  3. Step 3: Cross multiply
    165,167.96x = 247,788.86 × 52,854.93
  4. Step 4: Simplify right side
    165,167.96x = 13,096,862,585.81
  5. Step 5: Solve for x
    x = 13,096,862,585.81/165,167.96
  6. Step 6: Final answer
    x = 79,294.21

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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.