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Finding the Fourth Proportional to 83,560.68, 124,753.81 and 63,733.48

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Solution

The fourth proportional to 83,560.68, 124,753.81 and 63,733.48 is: 95,152.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,560.68 : 124,753.81 = 63,733.48 : x
  2. Step 2: Convert to fraction form
    83,560.68/124,753.81 = 63,733.48/x
  3. Step 3: Cross multiply
    83,560.68x = 124,753.81 × 63,733.48
  4. Step 4: Simplify right side
    83,560.68x = 7,950,994,454.56
  5. Step 5: Solve for x
    x = 7,950,994,454.56/83,560.68
  6. Step 6: Final answer
    x = 95,152.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.