Home / 101,609.60-152,508.97-51,727.04

Finding the Fourth Proportional to 101,609.60, 152,508.97 and 51,727.04

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Solution

The fourth proportional to 101,609.60, 152,508.97 and 51,727.04 is: 77,638.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,609.60 : 152,508.97 = 51,727.04 : x
  2. Step 2: Convert to fraction form
    101,609.60/152,508.97 = 51,727.04/x
  3. Step 3: Cross multiply
    101,609.60x = 152,508.97 × 51,727.04
  4. Step 4: Simplify right side
    101,609.60x = 7,888,838,357.43
  5. Step 5: Solve for x
    x = 7,888,838,357.43/101,609.60
  6. Step 6: Final answer
    x = 77,638.71

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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.