Home / 106,253.82-159,343.56-31,354.02

Finding the Fourth Proportional to 106,253.82, 159,343.56 and 31,354.02

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Solution

The fourth proportional to 106,253.82, 159,343.56 and 31,354.02 is: 47,020.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,253.82 : 159,343.56 = 31,354.02 : x
  2. Step 2: Convert to fraction form
    106,253.82/159,343.56 = 31,354.02/x
  3. Step 3: Cross multiply
    106,253.82x = 159,343.56 × 31,354.02
  4. Step 4: Simplify right side
    106,253.82x = 4,996,061,167.11
  5. Step 5: Solve for x
    x = 4,996,061,167.11/106,253.82
  6. Step 6: Final answer
    x = 47,020.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.