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Finding the Fourth Proportional to 83,753.84, 125,633.71 and 26,829.47

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Solution

The fourth proportional to 83,753.84, 125,633.71 and 26,829.47 is: 40,245.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,753.84 : 125,633.71 = 26,829.47 : x
  2. Step 2: Convert to fraction form
    83,753.84/125,633.71 = 26,829.47/x
  3. Step 3: Cross multiply
    83,753.84x = 125,633.71 × 26,829.47
  4. Step 4: Simplify right side
    83,753.84x = 3,370,686,050.14
  5. Step 5: Solve for x
    x = 3,370,686,050.14/83,753.84
  6. Step 6: Final answer
    x = 40,245.15

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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.