Home / 261,517.50-392,334.57-95,305.50

Finding the Fourth Proportional to 261,517.50, 392,334.57 and 95,305.50

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Solution

The fourth proportional to 261,517.50, 392,334.57 and 95,305.50 is: 142,979.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,517.50 : 392,334.57 = 95,305.50 : x
  2. Step 2: Convert to fraction form
    261,517.50/392,334.57 = 95,305.50/x
  3. Step 3: Cross multiply
    261,517.50x = 392,334.57 × 95,305.50
  4. Step 4: Simplify right side
    261,517.50x = 37,391,642,361.14
  5. Step 5: Solve for x
    x = 37,391,642,361.14/261,517.50
  6. Step 6: Final answer
    x = 142,979.50

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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.