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Finding the Fourth Proportional to 132,291.60, 182,565.69 and 71,862.22

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Solution

The fourth proportional to 132,291.60, 182,565.69 and 71,862.22 is: 99,171.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,291.60 : 182,565.69 = 71,862.22 : x
  2. Step 2: Convert to fraction form
    132,291.60/182,565.69 = 71,862.22/x
  3. Step 3: Cross multiply
    132,291.60x = 182,565.69 × 71,862.22
  4. Step 4: Simplify right side
    132,291.60x = 13,119,575,779.23
  5. Step 5: Solve for x
    x = 13,119,575,779.23/132,291.60
  6. Step 6: Final answer
    x = 99,171.65

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.