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Finding the Fourth Proportional to 61,522.64, 92,207.82 and 43,724.93

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Solution

The fourth proportional to 61,522.64, 92,207.82 and 43,724.93 is: 65,533.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,522.64 : 92,207.82 = 43,724.93 : x
  2. Step 2: Convert to fraction form
    61,522.64/92,207.82 = 43,724.93/x
  3. Step 3: Cross multiply
    61,522.64x = 92,207.82 × 43,724.93
  4. Step 4: Simplify right side
    61,522.64x = 4,031,780,474.95
  5. Step 5: Solve for x
    x = 4,031,780,474.95/61,522.64
  6. Step 6: Final answer
    x = 65,533.28

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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.