Home / 126,358.12-174,375.52-69,769.36

Finding the Fourth Proportional to 126,358.12, 174,375.52 and 69,769.36

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Solution

The fourth proportional to 126,358.12, 174,375.52 and 69,769.36 is: 96,282.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,358.12 : 174,375.52 = 69,769.36 : x
  2. Step 2: Convert to fraction form
    126,358.12/174,375.52 = 69,769.36/x
  3. Step 3: Cross multiply
    126,358.12x = 174,375.52 × 69,769.36
  4. Step 4: Simplify right side
    126,358.12x = 12,166,068,430.07
  5. Step 5: Solve for x
    x = 12,166,068,430.07/126,358.12
  6. Step 6: Final answer
    x = 96,282.44

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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.