Home / 115,566.14-173,404.19-80,082.07

Finding the Fourth Proportional to 115,566.14, 173,404.19 and 80,082.07

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Solution

The fourth proportional to 115,566.14, 173,404.19 and 80,082.07 is: 120,161.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,566.14 : 173,404.19 = 80,082.07 : x
  2. Step 2: Convert to fraction form
    115,566.14/173,404.19 = 80,082.07/x
  3. Step 3: Cross multiply
    115,566.14x = 173,404.19 × 80,082.07
  4. Step 4: Simplify right side
    115,566.14x = 13,886,566,248.57
  5. Step 5: Solve for x
    x = 13,886,566,248.57/115,566.14
  6. Step 6: Final answer
    x = 120,161.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.