Home / 69,747.45-96,249.47-39,535.56

Finding the Fourth Proportional to 69,747.45, 96,249.47 and 39,535.56

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Solution

The fourth proportional to 69,747.45, 96,249.47 and 39,535.56 is: 54,557.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,747.45 : 96,249.47 = 39,535.56 : x
  2. Step 2: Convert to fraction form
    69,747.45/96,249.47 = 39,535.56/x
  3. Step 3: Cross multiply
    69,747.45x = 96,249.47 × 39,535.56
  4. Step 4: Simplify right side
    69,747.45x = 3,805,276,498.48
  5. Step 5: Solve for x
    x = 3,805,276,498.48/69,747.45
  6. Step 6: Final answer
    x = 54,557.93

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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.