Home / 109,446.24-164,016.88-61,371.74

Finding the Fourth Proportional to 109,446.24, 164,016.88 and 61,371.74

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Solution

The fourth proportional to 109,446.24, 164,016.88 and 61,371.74 is: 91,972.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,446.24 : 164,016.88 = 61,371.74 : x
  2. Step 2: Convert to fraction form
    109,446.24/164,016.88 = 61,371.74/x
  3. Step 3: Cross multiply
    109,446.24x = 164,016.88 × 61,371.74
  4. Step 4: Simplify right side
    109,446.24x = 10,066,001,314.97
  5. Step 5: Solve for x
    x = 10,066,001,314.97/109,446.24
  6. Step 6: Final answer
    x = 91,972.11

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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.