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Finding the Fourth Proportional to 82,754.60, 124,132.62 and 23,590.20

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Solution

The fourth proportional to 82,754.60, 124,132.62 and 23,590.20 is: 35,385.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,754.60 : 124,132.62 = 23,590.20 : x
  2. Step 2: Convert to fraction form
    82,754.60/124,132.62 = 23,590.20/x
  3. Step 3: Cross multiply
    82,754.60x = 124,132.62 × 23,590.20
  4. Step 4: Simplify right side
    82,754.60x = 2,928,313,332.32
  5. Step 5: Solve for x
    x = 2,928,313,332.32/82,754.60
  6. Step 6: Final answer
    x = 35,385.51

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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.