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Finding the Fourth Proportional to 88,545.88, 132,820.44 and 32,385.95

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Solution

The fourth proportional to 88,545.88, 132,820.44 and 32,385.95 is: 48,579.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,545.88 : 132,820.44 = 32,385.95 : x
  2. Step 2: Convert to fraction form
    88,545.88/132,820.44 = 32,385.95/x
  3. Step 3: Cross multiply
    88,545.88x = 132,820.44 × 32,385.95
  4. Step 4: Simplify right side
    88,545.88x = 4,301,516,128.82
  5. Step 5: Solve for x
    x = 4,301,516,128.82/88,545.88
  6. Step 6: Final answer
    x = 48,579.52

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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.