Home / 69,566.76-96,001.61-38,939.90

Finding the Fourth Proportional to 69,566.76, 96,001.61 and 38,939.90

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Solution

The fourth proportional to 69,566.76, 96,001.61 and 38,939.90 is: 53,736.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,566.76 : 96,001.61 = 38,939.90 : x
  2. Step 2: Convert to fraction form
    69,566.76/96,001.61 = 38,939.90/x
  3. Step 3: Cross multiply
    69,566.76x = 96,001.61 × 38,939.90
  4. Step 4: Simplify right side
    69,566.76x = 3,738,292,418.53
  5. Step 5: Solve for x
    x = 3,738,292,418.53/69,566.76
  6. Step 6: Final answer
    x = 53,736.76

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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.