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Finding the Fourth Proportional to 71,410.70, 98,594.88 and 63,832.80

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Solution

The fourth proportional to 71,410.70, 98,594.88 and 63,832.80 is: 88,132.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,410.70 : 98,594.88 = 63,832.80 : x
  2. Step 2: Convert to fraction form
    71,410.70/98,594.88 = 63,832.80/x
  3. Step 3: Cross multiply
    71,410.70x = 98,594.88 × 63,832.80
  4. Step 4: Simplify right side
    71,410.70x = 6,293,587,256.06
  5. Step 5: Solve for x
    x = 6,293,587,256.06/71,410.70
  6. Step 6: Final answer
    x = 88,132.27

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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.