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Finding the Fourth Proportional to 88,655.16, 132,984.62 and 36,028.38

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Solution

The fourth proportional to 88,655.16, 132,984.62 and 36,028.38 is: 54,043.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,655.16 : 132,984.62 = 36,028.38 : x
  2. Step 2: Convert to fraction form
    88,655.16/132,984.62 = 36,028.38/x
  3. Step 3: Cross multiply
    88,655.16x = 132,984.62 × 36,028.38
  4. Step 4: Simplify right side
    88,655.16x = 4,791,220,423.52
  5. Step 5: Solve for x
    x = 4,791,220,423.52/88,655.16
  6. Step 6: Final answer
    x = 54,043.33

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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.