Home / 127,836.89-176,427.36-95,515.43

Finding the Fourth Proportional to 127,836.89, 176,427.36 and 95,515.43

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Solution

The fourth proportional to 127,836.89, 176,427.36 and 95,515.43 is: 131,820.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,836.89 : 176,427.36 = 95,515.43 : x
  2. Step 2: Convert to fraction form
    127,836.89/176,427.36 = 95,515.43/x
  3. Step 3: Cross multiply
    127,836.89x = 176,427.36 × 95,515.43
  4. Step 4: Simplify right side
    127,836.89x = 16,851,534,272.03
  5. Step 5: Solve for x
    x = 16,851,534,272.03/127,836.89
  6. Step 6: Final answer
    x = 131,820.60

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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.