Home / 69,876.64-96,454.05-41,581.72

Finding the Fourth Proportional to 69,876.64, 96,454.05 and 41,581.72

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Solution

The fourth proportional to 69,876.64, 96,454.05 and 41,581.72 is: 57,397.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,876.64 : 96,454.05 = 41,581.72 : x
  2. Step 2: Convert to fraction form
    69,876.64/96,454.05 = 41,581.72/x
  3. Step 3: Cross multiply
    69,876.64x = 96,454.05 × 41,581.72
  4. Step 4: Simplify right side
    69,876.64x = 4,010,725,299.97
  5. Step 5: Solve for x
    x = 4,010,725,299.97/69,876.64
  6. Step 6: Final answer
    x = 57,397.23

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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.