Home / 157,306.50-217,099.37-89,341.83

Finding the Fourth Proportional to 157,306.50, 217,099.37 and 89,341.83

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Solution

The fourth proportional to 157,306.50, 217,099.37 and 89,341.83 is: 123,301.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,306.50 : 217,099.37 = 89,341.83 : x
  2. Step 2: Convert to fraction form
    157,306.50/217,099.37 = 89,341.83/x
  3. Step 3: Cross multiply
    157,306.50x = 217,099.37 × 89,341.83
  4. Step 4: Simplify right side
    157,306.50x = 19,396,055,231.00
  5. Step 5: Solve for x
    x = 19,396,055,231.00/157,306.50
  6. Step 6: Final answer
    x = 123,301.04

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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.