Home / 69,186.98-95,465.35-38,965.83

Finding the Fourth Proportional to 69,186.98, 95,465.35 and 38,965.83

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Solution

The fourth proportional to 69,186.98, 95,465.35 and 38,965.83 is: 53,765.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,186.98 : 95,465.35 = 38,965.83 : x
  2. Step 2: Convert to fraction form
    69,186.98/95,465.35 = 38,965.83/x
  3. Step 3: Cross multiply
    69,186.98x = 95,465.35 × 38,965.83
  4. Step 4: Simplify right side
    69,186.98x = 3,719,886,249.52
  5. Step 5: Solve for x
    x = 3,719,886,249.52/69,186.98
  6. Step 6: Final answer
    x = 53,765.70

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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.