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Finding the Fourth Proportional to 66,032.88, 99,063.89 and 24,479.88

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Solution

The fourth proportional to 66,032.88, 99,063.89 and 24,479.88 is: 36,725.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,032.88 : 99,063.89 = 24,479.88 : x
  2. Step 2: Convert to fraction form
    66,032.88/99,063.89 = 24,479.88/x
  3. Step 3: Cross multiply
    66,032.88x = 99,063.89 × 24,479.88
  4. Step 4: Simplify right side
    66,032.88x = 2,425,072,139.53
  5. Step 5: Solve for x
    x = 2,425,072,139.53/66,032.88
  6. Step 6: Final answer
    x = 36,725.22

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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.