Home / 115,542.72-159,363.66-73,060.24

Finding the Fourth Proportional to 115,542.72, 159,363.66 and 73,060.24

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Solution

The fourth proportional to 115,542.72, 159,363.66 and 73,060.24 is: 100,769.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,542.72 : 159,363.66 = 73,060.24 : x
  2. Step 2: Convert to fraction form
    115,542.72/159,363.66 = 73,060.24/x
  3. Step 3: Cross multiply
    115,542.72x = 159,363.66 × 73,060.24
  4. Step 4: Simplify right side
    115,542.72x = 11,643,147,246.88
  5. Step 5: Solve for x
    x = 11,643,147,246.88/115,542.72
  6. Step 6: Final answer
    x = 100,769.20

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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.