Home / 127,449.39-191,174.07-60,687.11

Finding the Fourth Proportional to 127,449.39, 191,174.07 and 60,687.11

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Solution

The fourth proportional to 127,449.39, 191,174.07 and 60,687.11 is: 91,030.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,449.39 : 191,174.07 = 60,687.11 : x
  2. Step 2: Convert to fraction form
    127,449.39/191,174.07 = 60,687.11/x
  3. Step 3: Cross multiply
    127,449.39x = 191,174.07 × 60,687.11
  4. Step 4: Simplify right side
    127,449.39x = 11,601,800,859.37
  5. Step 5: Solve for x
    x = 11,601,800,859.37/127,449.39
  6. Step 6: Final answer
    x = 91,030.65

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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.