Home / 127,525.38-191,295.96-38,785.42

Finding the Fourth Proportional to 127,525.38, 191,295.96 and 38,785.42

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Solution

The fourth proportional to 127,525.38, 191,295.96 and 38,785.42 is: 58,180.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,525.38 : 191,295.96 = 38,785.42 : x
  2. Step 2: Convert to fraction form
    127,525.38/191,295.96 = 38,785.42/x
  3. Step 3: Cross multiply
    127,525.38x = 191,295.96 × 38,785.42
  4. Step 4: Simplify right side
    127,525.38x = 7,419,494,152.90
  5. Step 5: Solve for x
    x = 7,419,494,152.90/127,525.38
  6. Step 6: Final answer
    x = 58,180.53

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1.5x scale

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.