Home / 238,865.71-329,524.45-154,010.11

Finding the Fourth Proportional to 238,865.71, 329,524.45 and 154,010.11

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Solution

The fourth proportional to 238,865.71, 329,524.45 and 154,010.11 is: 212,462.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,865.71 : 329,524.45 = 154,010.11 : x
  2. Step 2: Convert to fraction form
    238,865.71/329,524.45 = 154,010.11/x
  3. Step 3: Cross multiply
    238,865.71x = 329,524.45 × 154,010.11
  4. Step 4: Simplify right side
    238,865.71x = 50,750,096,792.19
  5. Step 5: Solve for x
    x = 50,750,096,792.19/238,865.71
  6. Step 6: Final answer
    x = 212,462.88

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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.