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Finding the Fourth Proportional to 62,353.80, 86,026.91 and 35,489.61

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Solution

The fourth proportional to 62,353.80, 86,026.91 and 35,489.61 is: 48,963.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,353.80 : 86,026.91 = 35,489.61 : x
  2. Step 2: Convert to fraction form
    62,353.80/86,026.91 = 35,489.61/x
  3. Step 3: Cross multiply
    62,353.80x = 86,026.91 × 35,489.61
  4. Step 4: Simplify right side
    62,353.80x = 3,053,061,307.96
  5. Step 5: Solve for x
    x = 3,053,061,307.96/62,353.80
  6. Step 6: Final answer
    x = 48,963.52

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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.