Home / 126,270.72-174,254.61-68,910.50

Finding the Fourth Proportional to 126,270.72, 174,254.61 and 68,910.50

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Solution

The fourth proportional to 126,270.72, 174,254.61 and 68,910.50 is: 95,097.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,270.72 : 174,254.61 = 68,910.50 : x
  2. Step 2: Convert to fraction form
    126,270.72/174,254.61 = 68,910.50/x
  3. Step 3: Cross multiply
    126,270.72x = 174,254.61 × 68,910.50
  4. Step 4: Simplify right side
    126,270.72x = 12,007,971,431.13
  5. Step 5: Solve for x
    x = 12,007,971,431.13/126,270.72
  6. Step 6: Final answer
    x = 95,097.04

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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.