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Finding the Fourth Proportional to 61,490.64, 92,244 and 22,052.16

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Solution

The fourth proportional to 61,490.64, 92,244 and 22,052.16 is: 33,081.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,490.64 : 92,244 = 22,052.16 : x
  2. Step 2: Convert to fraction form
    61,490.64/92,244 = 22,052.16/x
  3. Step 3: Cross multiply
    61,490.64x = 92,244 × 22,052.16
  4. Step 4: Simplify right side
    61,490.64x = 2,034,179,447.04
  5. Step 5: Solve for x
    x = 2,034,179,447.04/61,490.64
  6. Step 6: Final answer
    x = 33,081.12

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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.