Home / 69,614.19-96,067.50-39,398.94

Finding the Fourth Proportional to 69,614.19, 96,067.50 and 39,398.94

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Solution

The fourth proportional to 69,614.19, 96,067.50 and 39,398.94 is: 54,370.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,614.19 : 96,067.50 = 39,398.94 : x
  2. Step 2: Convert to fraction form
    69,614.19/96,067.50 = 39,398.94/x
  3. Step 3: Cross multiply
    69,614.19x = 96,067.50 × 39,398.94
  4. Step 4: Simplify right side
    69,614.19x = 3,784,957,668.45
  5. Step 5: Solve for x
    x = 3,784,957,668.45/69,614.19
  6. Step 6: Final answer
    x = 54,370.49

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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.