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Finding the Fourth Proportional to 88,537.20, 132,881.40 and 35,984.40

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Solution

The fourth proportional to 88,537.20, 132,881.40 and 35,984.40 is: 54,007.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,537.20 : 132,881.40 = 35,984.40 : x
  2. Step 2: Convert to fraction form
    88,537.20/132,881.40 = 35,984.40/x
  3. Step 3: Cross multiply
    88,537.20x = 132,881.40 × 35,984.40
  4. Step 4: Simplify right side
    88,537.20x = 4,781,657,450.16
  5. Step 5: Solve for x
    x = 4,781,657,450.16/88,537.20
  6. Step 6: Final answer
    x = 54,007.33

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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.