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Finding the Fourth Proportional to 62,763.52, 86,612.88 and 34,468.48

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Solution

The fourth proportional to 62,763.52, 86,612.88 and 34,468.48 is: 47,566.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,763.52 : 86,612.88 = 34,468.48 : x
  2. Step 2: Convert to fraction form
    62,763.52/86,612.88 = 34,468.48/x
  3. Step 3: Cross multiply
    62,763.52x = 86,612.88 × 34,468.48
  4. Step 4: Simplify right side
    62,763.52x = 2,985,414,322.02
  5. Step 5: Solve for x
    x = 2,985,414,322.02/62,763.52
  6. Step 6: Final answer
    x = 47,566.08

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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.