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Finding the Fourth Proportional to 63,002.52, 86,940.36 and 34,702.92

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Solution

The fourth proportional to 63,002.52, 86,940.36 and 34,702.92 is: 47,888.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,002.52 : 86,940.36 = 34,702.92 : x
  2. Step 2: Convert to fraction form
    63,002.52/86,940.36 = 34,702.92/x
  3. Step 3: Cross multiply
    63,002.52x = 86,940.36 × 34,702.92
  4. Step 4: Simplify right side
    63,002.52x = 3,017,084,357.85
  5. Step 5: Solve for x
    x = 3,017,084,357.85/63,002.52
  6. Step 6: Final answer
    x = 47,888.31

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1.5x scale

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.