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Finding the Fourth Proportional to 83,000.58, 124,282.17 and 49,641.54

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Solution

The fourth proportional to 83,000.58, 124,282.17 and 49,641.54 is: 74,331.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,000.58 : 124,282.17 = 49,641.54 : x
  2. Step 2: Convert to fraction form
    83,000.58/124,282.17 = 49,641.54/x
  3. Step 3: Cross multiply
    83,000.58x = 124,282.17 × 49,641.54
  4. Step 4: Simplify right side
    83,000.58x = 6,169,558,313.34
  5. Step 5: Solve for x
    x = 6,169,558,313.34/83,000.58
  6. Step 6: Final answer
    x = 74,331.51

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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.