Home / 244,172.78-336,960.76-135,279.42

Finding the Fourth Proportional to 244,172.78, 336,960.76 and 135,279.42

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Solution

The fourth proportional to 244,172.78, 336,960.76 and 135,279.42 is: 186,686.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,172.78 : 336,960.76 = 135,279.42 : x
  2. Step 2: Convert to fraction form
    244,172.78/336,960.76 = 135,279.42/x
  3. Step 3: Cross multiply
    244,172.78x = 336,960.76 × 135,279.42
  4. Step 4: Simplify right side
    244,172.78x = 45,583,854,827.41
  5. Step 5: Solve for x
    x = 45,583,854,827.41/244,172.78
  6. Step 6: Final answer
    x = 186,686.88

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1.5x scale

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.