Home / 126,102.48-174,022.60-69,515.88

Finding the Fourth Proportional to 126,102.48, 174,022.60 and 69,515.88

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Solution

The fourth proportional to 126,102.48, 174,022.60 and 69,515.88 is: 95,932.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,102.48 : 174,022.60 = 69,515.88 : x
  2. Step 2: Convert to fraction form
    126,102.48/174,022.60 = 69,515.88/x
  3. Step 3: Cross multiply
    126,102.48x = 174,022.60 × 69,515.88
  4. Step 4: Simplify right side
    126,102.48x = 12,097,334,178.89
  5. Step 5: Solve for x
    x = 12,097,334,178.89/126,102.48
  6. Step 6: Final answer
    x = 95,932.56

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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.