Home / 109,604.98-164,414.76-38,519.02

Finding the Fourth Proportional to 109,604.98, 164,414.76 and 38,519.02

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Solution

The fourth proportional to 109,604.98, 164,414.76 and 38,519.02 is: 57,781.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,604.98 : 164,414.76 = 38,519.02 : x
  2. Step 2: Convert to fraction form
    109,604.98/164,414.76 = 38,519.02/x
  3. Step 3: Cross multiply
    109,604.98x = 164,414.76 × 38,519.02
  4. Step 4: Simplify right side
    109,604.98x = 6,333,095,428.74
  5. Step 5: Solve for x
    x = 6,333,095,428.74/109,604.98
  6. Step 6: Final answer
    x = 57,781.09

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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.