Home / 126,960.84-175,207.72-69,605.55

Finding the Fourth Proportional to 126,960.84, 175,207.72 and 69,605.55

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Solution

The fourth proportional to 126,960.84, 175,207.72 and 69,605.55 is: 96,056.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,960.84 : 175,207.72 = 69,605.55 : x
  2. Step 2: Convert to fraction form
    126,960.84/175,207.72 = 69,605.55/x
  3. Step 3: Cross multiply
    126,960.84x = 175,207.72 × 69,605.55
  4. Step 4: Simplify right side
    126,960.84x = 12,195,429,714.85
  5. Step 5: Solve for x
    x = 12,195,429,714.85/126,960.84
  6. Step 6: Final answer
    x = 96,056.62

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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.