Home / 126,274.19-174,255.83-68,914.65

Finding the Fourth Proportional to 126,274.19, 174,255.83 and 68,914.65

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Solution

The fourth proportional to 126,274.19, 174,255.83 and 68,914.65 is: 95,100.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,274.19 : 174,255.83 = 68,914.65 : x
  2. Step 2: Convert to fraction form
    126,274.19/174,255.83 = 68,914.65/x
  3. Step 3: Cross multiply
    126,274.19x = 174,255.83 × 68,914.65
  4. Step 4: Simplify right side
    126,274.19x = 12,008,779,534.91
  5. Step 5: Solve for x
    x = 12,008,779,534.91/126,274.19
  6. Step 6: Final answer
    x = 95,100.82

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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.