Home / 126,134.65-174,067.18-68,773.50

Finding the Fourth Proportional to 126,134.65, 174,067.18 and 68,773.50

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Solution

The fourth proportional to 126,134.65, 174,067.18 and 68,773.50 is: 94,908.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,134.65 : 174,067.18 = 68,773.50 : x
  2. Step 2: Convert to fraction form
    126,134.65/174,067.18 = 68,773.50/x
  3. Step 3: Cross multiply
    126,134.65x = 174,067.18 × 68,773.50
  4. Step 4: Simplify right side
    126,134.65x = 11,971,209,203.73
  5. Step 5: Solve for x
    x = 11,971,209,203.73/126,134.65
  6. Step 6: Final answer
    x = 94,908.17

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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.