Home / 89,930.24-124,103.03-49,644.03

Finding the Fourth Proportional to 89,930.24, 124,103.03 and 49,644.03

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Solution

The fourth proportional to 89,930.24, 124,103.03 and 49,644.03 is: 68,508.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,930.24 : 124,103.03 = 49,644.03 : x
  2. Step 2: Convert to fraction form
    89,930.24/124,103.03 = 49,644.03/x
  3. Step 3: Cross multiply
    89,930.24x = 124,103.03 × 49,644.03
  4. Step 4: Simplify right side
    89,930.24x = 6,160,974,296.19
  5. Step 5: Solve for x
    x = 6,160,974,296.19/89,930.24
  6. Step 6: Final answer
    x = 68,508.38

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1.5x scale

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.