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Finding the Fourth Proportional to 88,381.98, 132,593.72 and 29,217.64

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Solution

The fourth proportional to 88,381.98, 132,593.72 and 29,217.64 is: 43,833.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,381.98 : 132,593.72 = 29,217.64 : x
  2. Step 2: Convert to fraction form
    88,381.98/132,593.72 = 29,217.64/x
  3. Step 3: Cross multiply
    88,381.98x = 132,593.72 × 29,217.64
  4. Step 4: Simplify right side
    88,381.98x = 3,874,075,577.22
  5. Step 5: Solve for x
    x = 3,874,075,577.22/88,381.98
  6. Step 6: Final answer
    x = 43,833.32

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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.