Home / 69,743.74-104,590.26-38,177.11

Finding the Fourth Proportional to 69,743.74, 104,590.26 and 38,177.11

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Solution

The fourth proportional to 69,743.74, 104,590.26 and 38,177.11 is: 57,251.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,743.74 : 104,590.26 = 38,177.11 : x
  2. Step 2: Convert to fraction form
    69,743.74/104,590.26 = 38,177.11/x
  3. Step 3: Cross multiply
    69,743.74x = 104,590.26 × 38,177.11
  4. Step 4: Simplify right side
    69,743.74x = 3,992,953,860.95
  5. Step 5: Solve for x
    x = 3,992,953,860.95/69,743.74
  6. Step 6: Final answer
    x = 57,251.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.