Home / 109,395.56-164,142.75-62,648.44

Finding the Fourth Proportional to 109,395.56, 164,142.75 and 62,648.44

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Solution

The fourth proportional to 109,395.56, 164,142.75 and 62,648.44 is: 94,000.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,395.56 : 164,142.75 = 62,648.44 : x
  2. Step 2: Convert to fraction form
    109,395.56/164,142.75 = 62,648.44/x
  3. Step 3: Cross multiply
    109,395.56x = 164,142.75 × 62,648.44
  4. Step 4: Simplify right side
    109,395.56x = 10,283,287,049.38
  5. Step 5: Solve for x
    x = 10,283,287,049.38/109,395.56
  6. Step 6: Final answer
    x = 94,000.95

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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.