Home / 69,145.53-95,421.51-38,924.97

Finding the Fourth Proportional to 69,145.53, 95,421.51 and 38,924.97

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Solution

The fourth proportional to 69,145.53, 95,421.51 and 38,924.97 is: 53,716.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,145.53 : 95,421.51 = 38,924.97 : x
  2. Step 2: Convert to fraction form
    69,145.53/95,421.51 = 38,924.97/x
  3. Step 3: Cross multiply
    69,145.53x = 95,421.51 × 38,924.97
  4. Step 4: Simplify right side
    69,145.53x = 3,714,279,414.10
  5. Step 5: Solve for x
    x = 3,714,279,414.10/69,145.53
  6. Step 6: Final answer
    x = 53,716.84

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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.