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Finding the Fourth Proportional to 83,559.68, 124,752.32 and 63,732.48

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Solution

The fourth proportional to 83,559.68, 124,752.32 and 63,732.48 is: 95,150.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,559.68 : 124,752.32 = 63,732.48 : x
  2. Step 2: Convert to fraction form
    83,559.68/124,752.32 = 63,732.48/x
  3. Step 3: Cross multiply
    83,559.68x = 124,752.32 × 63,732.48
  4. Step 4: Simplify right side
    83,559.68x = 7,950,774,739.35
  5. Step 5: Solve for x
    x = 7,950,774,739.35/83,559.68
  6. Step 6: Final answer
    x = 95,150.85

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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.