Home / 103,269.30-154,920.09-44,105.28

Finding the Fourth Proportional to 103,269.30, 154,920.09 and 44,105.28

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Solution

The fourth proportional to 103,269.30, 154,920.09 and 44,105.28 is: 66,164.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,269.30 : 154,920.09 = 44,105.28 : x
  2. Step 2: Convert to fraction form
    103,269.30/154,920.09 = 44,105.28/x
  3. Step 3: Cross multiply
    103,269.30x = 154,920.09 × 44,105.28
  4. Step 4: Simplify right side
    103,269.30x = 6,832,793,947.08
  5. Step 5: Solve for x
    x = 6,832,793,947.08/103,269.30
  6. Step 6: Final answer
    x = 66,164.81

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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.