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Finding the Fourth Proportional to 63,063.64, 94,592.72 and 15,677.72

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Solution

The fourth proportional to 63,063.64, 94,592.72 and 15,677.72 is: 23,515.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,063.64 : 94,592.72 = 15,677.72 : x
  2. Step 2: Convert to fraction form
    63,063.64/94,592.72 = 15,677.72/x
  3. Step 3: Cross multiply
    63,063.64x = 94,592.72 × 15,677.72
  4. Step 4: Simplify right side
    63,063.64x = 1,482,998,178.20
  5. Step 5: Solve for x
    x = 1,482,998,178.20/63,063.64
  6. Step 6: Final answer
    x = 23,515.90

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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.