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Finding the Fourth Proportional to 60,702.30, 83,768.85 and 33,845.13

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Solution

The fourth proportional to 60,702.30, 83,768.85 and 33,845.13 is: 46,706.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,702.30 : 83,768.85 = 33,845.13 : x
  2. Step 2: Convert to fraction form
    60,702.30/83,768.85 = 33,845.13/x
  3. Step 3: Cross multiply
    60,702.30x = 83,768.85 × 33,845.13
  4. Step 4: Simplify right side
    60,702.30x = 2,835,167,618.20
  5. Step 5: Solve for x
    x = 2,835,167,618.20/60,702.30
  6. Step 6: Final answer
    x = 46,706.10

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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.