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Finding the Fourth Proportional to 83,524.68, 115,263.72 and 45,798.84

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Solution

The fourth proportional to 83,524.68, 115,263.72 and 45,798.84 is: 63,202.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,524.68 : 115,263.72 = 45,798.84 : x
  2. Step 2: Convert to fraction form
    83,524.68/115,263.72 = 45,798.84/x
  3. Step 3: Cross multiply
    83,524.68x = 115,263.72 × 45,798.84
  4. Step 4: Simplify right side
    83,524.68x = 5,278,944,670.08
  5. Step 5: Solve for x
    x = 5,278,944,670.08/83,524.68
  6. Step 6: Final answer
    x = 63,202.21

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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.