Home / 159,800.76-220,537.38-88,186.92

Finding the Fourth Proportional to 159,800.76, 220,537.38 and 88,186.92

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Solution

The fourth proportional to 159,800.76, 220,537.38 and 88,186.92 is: 121,704.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,800.76 : 220,537.38 = 88,186.92 : x
  2. Step 2: Convert to fraction form
    159,800.76/220,537.38 = 88,186.92/x
  3. Step 3: Cross multiply
    159,800.76x = 220,537.38 × 88,186.92
  4. Step 4: Simplify right side
    159,800.76x = 19,448,512,287.07
  5. Step 5: Solve for x
    x = 19,448,512,287.07/159,800.76
  6. Step 6: Final answer
    x = 121,704.75

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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.