Home / 126,726.42-190,125.54-63,470.15

Finding the Fourth Proportional to 126,726.42, 190,125.54 and 63,470.15

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Solution

The fourth proportional to 126,726.42, 190,125.54 and 63,470.15 is: 95,223.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,726.42 : 190,125.54 = 63,470.15 : x
  2. Step 2: Convert to fraction form
    126,726.42/190,125.54 = 63,470.15/x
  3. Step 3: Cross multiply
    126,726.42x = 190,125.54 × 63,470.15
  4. Step 4: Simplify right side
    126,726.42x = 12,067,295,592.00
  5. Step 5: Solve for x
    x = 12,067,295,592.00/126,726.42
  6. Step 6: Final answer
    x = 95,223.20

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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.