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Finding the Fourth Proportional to 60,348.72, 83,261.96 and 34,851.72

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Solution

The fourth proportional to 60,348.72, 83,261.96 and 34,851.72 is: 48,084.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,348.72 : 83,261.96 = 34,851.72 : x
  2. Step 2: Convert to fraction form
    60,348.72/83,261.96 = 34,851.72/x
  3. Step 3: Cross multiply
    60,348.72x = 83,261.96 × 34,851.72
  4. Step 4: Simplify right side
    60,348.72x = 2,901,822,291.47
  5. Step 5: Solve for x
    x = 2,901,822,291.47/60,348.72
  6. Step 6: Final answer
    x = 48,084.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.