Home / 159,767.03-220,479.22-88,149.16

Finding the Fourth Proportional to 159,767.03, 220,479.22 and 88,149.16

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Solution

The fourth proportional to 159,767.03, 220,479.22 and 88,149.16 is: 121,646.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,767.03 : 220,479.22 = 88,149.16 : x
  2. Step 2: Convert to fraction form
    159,767.03/220,479.22 = 88,149.16/x
  3. Step 3: Cross multiply
    159,767.03x = 220,479.22 × 88,149.16
  4. Step 4: Simplify right side
    159,767.03x = 19,435,057,930.40
  5. Step 5: Solve for x
    x = 19,435,057,930.40/159,767.03
  6. Step 6: Final answer
    x = 121,646.23

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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.