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Finding the Fourth Proportional to 65,659.60, 98,490.84 and 23,542.48

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Solution

The fourth proportional to 65,659.60, 98,490.84 and 23,542.48 is: 35,314.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,659.60 : 98,490.84 = 23,542.48 : x
  2. Step 2: Convert to fraction form
    65,659.60/98,490.84 = 23,542.48/x
  3. Step 3: Cross multiply
    65,659.60x = 98,490.84 × 23,542.48
  4. Step 4: Simplify right side
    65,659.60x = 2,318,718,630.88
  5. Step 5: Solve for x
    x = 2,318,718,630.88/65,659.60
  6. Step 6: Final answer
    x = 35,314.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.