Home / 126,252.40-174,231.94-69,667.42

Finding the Fourth Proportional to 126,252.40, 174,231.94 and 69,667.42

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Solution

The fourth proportional to 126,252.40, 174,231.94 and 69,667.42 is: 96,143.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,252.40 : 174,231.94 = 69,667.42 : x
  2. Step 2: Convert to fraction form
    126,252.40/174,231.94 = 69,667.42/x
  3. Step 3: Cross multiply
    126,252.40x = 174,231.94 × 69,667.42
  4. Step 4: Simplify right side
    126,252.40x = 12,138,289,741.39
  5. Step 5: Solve for x
    x = 12,138,289,741.39/126,252.40
  6. Step 6: Final answer
    x = 96,143.04

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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.