Home / 159,623.01-220,289.67-88,002.92

Finding the Fourth Proportional to 159,623.01, 220,289.67 and 88,002.92

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Solution

The fourth proportional to 159,623.01, 220,289.67 and 88,002.92 is: 121,449.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,623.01 : 220,289.67 = 88,002.92 : x
  2. Step 2: Convert to fraction form
    159,623.01/220,289.67 = 88,002.92/x
  3. Step 3: Cross multiply
    159,623.01x = 220,289.67 × 88,002.92
  4. Step 4: Simplify right side
    159,623.01x = 19,386,133,104.39
  5. Step 5: Solve for x
    x = 19,386,133,104.39/159,623.01
  6. Step 6: Final answer
    x = 121,449.49

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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.