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Finding the Fourth Proportional to 61,785.48, 92,707.02 and 36,824.52

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Solution

The fourth proportional to 61,785.48, 92,707.02 and 36,824.52 is: 55,253.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,785.48 : 92,707.02 = 36,824.52 : x
  2. Step 2: Convert to fraction form
    61,785.48/92,707.02 = 36,824.52/x
  3. Step 3: Cross multiply
    61,785.48x = 92,707.02 × 36,824.52
  4. Step 4: Simplify right side
    61,785.48x = 3,413,891,512.13
  5. Step 5: Solve for x
    x = 3,413,891,512.13/61,785.48
  6. Step 6: Final answer
    x = 55,253.94

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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.