Home / 62,489.07-86,234.91-34,194.75

Finding the Fourth Proportional to 62,489.07, 86,234.91 and 34,194.75

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Solution

The fourth proportional to 62,489.07, 86,234.91 and 34,194.75 is: 47,188.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,489.07 : 86,234.91 = 34,194.75 : x
  2. Step 2: Convert to fraction form
    62,489.07/86,234.91 = 34,194.75/x
  3. Step 3: Cross multiply
    62,489.07x = 86,234.91 × 34,194.75
  4. Step 4: Simplify right side
    62,489.07x = 2,948,781,188.72
  5. Step 5: Solve for x
    x = 2,948,781,188.72/62,489.07
  6. Step 6: Final answer
    x = 47,188.75

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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.