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Finding the Fourth Proportional to 66,196.72, 99,314.88 and 24,076

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Solution

The fourth proportional to 66,196.72, 99,314.88 and 24,076 is: 36,121.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,196.72 : 99,314.88 = 24,076 : x
  2. Step 2: Convert to fraction form
    66,196.72/99,314.88 = 24,076/x
  3. Step 3: Cross multiply
    66,196.72x = 99,314.88 × 24,076
  4. Step 4: Simplify right side
    66,196.72x = 2,391,105,050.88
  5. Step 5: Solve for x
    x = 2,391,105,050.88/66,196.72
  6. Step 6: Final answer
    x = 36,121.20

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.