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Finding the Fourth Proportional to 88,304.85, 132,461.86 and 29,145.14

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Solution

The fourth proportional to 88,304.85, 132,461.86 and 29,145.14 is: 43,719.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,304.85 : 132,461.86 = 29,145.14 : x
  2. Step 2: Convert to fraction form
    88,304.85/132,461.86 = 29,145.14/x
  3. Step 3: Cross multiply
    88,304.85x = 132,461.86 × 29,145.14
  4. Step 4: Simplify right side
    88,304.85x = 3,860,619,454.36
  5. Step 5: Solve for x
    x = 3,860,619,454.36/88,304.85
  6. Step 6: Final answer
    x = 43,719.22

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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.