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Finding the Fourth Proportional to 88,587.84, 132,832.32 and 29,391.36

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Solution

The fourth proportional to 88,587.84, 132,832.32 and 29,391.36 is: 44,070.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,587.84 : 132,832.32 = 29,391.36 : x
  2. Step 2: Convert to fraction form
    88,587.84/132,832.32 = 29,391.36/x
  3. Step 3: Cross multiply
    88,587.84x = 132,832.32 × 29,391.36
  4. Step 4: Simplify right side
    88,587.84x = 3,904,122,536.76
  5. Step 5: Solve for x
    x = 3,904,122,536.76/88,587.84
  6. Step 6: Final answer
    x = 44,070.64

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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.