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Finding the Fourth Proportional to 61,711.78, 92,548.53 and 22,263.77

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Solution

The fourth proportional to 61,711.78, 92,548.53 and 22,263.77 is: 33,388.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,711.78 : 92,548.53 = 22,263.77 : x
  2. Step 2: Convert to fraction form
    61,711.78/92,548.53 = 22,263.77/x
  3. Step 3: Cross multiply
    61,711.78x = 92,548.53 × 22,263.77
  4. Step 4: Simplify right side
    61,711.78x = 2,060,478,723.02
  5. Step 5: Solve for x
    x = 2,060,478,723.02/61,711.78
  6. Step 6: Final answer
    x = 33,388.74

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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.