Home / 69,417.89-95,791.14-39,206.15

Finding the Fourth Proportional to 69,417.89, 95,791.14 and 39,206.15

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Solution

The fourth proportional to 69,417.89, 95,791.14 and 39,206.15 is: 54,101.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,417.89 : 95,791.14 = 39,206.15 : x
  2. Step 2: Convert to fraction form
    69,417.89/95,791.14 = 39,206.15/x
  3. Step 3: Cross multiply
    69,417.89x = 95,791.14 × 39,206.15
  4. Step 4: Simplify right side
    69,417.89x = 3,755,601,324.56
  5. Step 5: Solve for x
    x = 3,755,601,324.56/69,417.89
  6. Step 6: Final answer
    x = 54,101.35

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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.