Home / 60,191.65-83,078.30-40,049.38

Finding the Fourth Proportional to 60,191.65, 83,078.30 and 40,049.38

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Solution

The fourth proportional to 60,191.65, 83,078.30 and 40,049.38 is: 55,277.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,191.65 : 83,078.30 = 40,049.38 : x
  2. Step 2: Convert to fraction form
    60,191.65/83,078.30 = 40,049.38/x
  3. Step 3: Cross multiply
    60,191.65x = 83,078.30 × 40,049.38
  4. Step 4: Simplify right side
    60,191.65x = 3,327,233,790.82
  5. Step 5: Solve for x
    x = 3,327,233,790.82/60,191.65
  6. Step 6: Final answer
    x = 55,277.34

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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.