Home / 126,294.56-174,285.64-69,705.96

Finding the Fourth Proportional to 126,294.56, 174,285.64 and 69,705.96

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Solution

The fourth proportional to 126,294.56, 174,285.64 and 69,705.96 is: 96,193.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,294.56 : 174,285.64 = 69,705.96 : x
  2. Step 2: Convert to fraction form
    126,294.56/174,285.64 = 69,705.96/x
  3. Step 3: Cross multiply
    126,294.56x = 174,285.64 × 69,705.96
  4. Step 4: Simplify right side
    126,294.56x = 12,148,747,850.41
  5. Step 5: Solve for x
    x = 12,148,747,850.41/126,294.56
  6. Step 6: Final answer
    x = 96,193.75

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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.