Home / 158,516.91-218,794.68-98,052.39

Finding the Fourth Proportional to 158,516.91, 218,794.68 and 98,052.39

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Solution

The fourth proportional to 158,516.91, 218,794.68 and 98,052.39 is: 135,337.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,516.91 : 218,794.68 = 98,052.39 : x
  2. Step 2: Convert to fraction form
    158,516.91/218,794.68 = 98,052.39/x
  3. Step 3: Cross multiply
    158,516.91x = 218,794.68 × 98,052.39
  4. Step 4: Simplify right side
    158,516.91x = 21,453,341,293.29
  5. Step 5: Solve for x
    x = 21,453,341,293.29/158,516.91
  6. Step 6: Final answer
    x = 135,337.87

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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.