Home / 127,519.24-191,285.66-38,765.92

Finding the Fourth Proportional to 127,519.24, 191,285.66 and 38,765.92

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Solution

The fourth proportional to 127,519.24, 191,285.66 and 38,765.92 is: 58,150.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,519.24 : 191,285.66 = 38,765.92 : x
  2. Step 2: Convert to fraction form
    127,519.24/191,285.66 = 38,765.92/x
  3. Step 3: Cross multiply
    127,519.24x = 191,285.66 × 38,765.92
  4. Step 4: Simplify right side
    127,519.24x = 7,415,364,592.71
  5. Step 5: Solve for x
    x = 7,415,364,592.71/127,519.24
  6. Step 6: Final answer
    x = 58,150.95

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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.