Home / 69,113.33-103,608.28-26,983.61

Finding the Fourth Proportional to 69,113.33, 103,608.28 and 26,983.61

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Solution

The fourth proportional to 69,113.33, 103,608.28 and 26,983.61 is: 40,451.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,113.33 : 103,608.28 = 26,983.61 : x
  2. Step 2: Convert to fraction form
    69,113.33/103,608.28 = 26,983.61/x
  3. Step 3: Cross multiply
    69,113.33x = 103,608.28 × 26,983.61
  4. Step 4: Simplify right side
    69,113.33x = 2,795,725,420.29
  5. Step 5: Solve for x
    x = 2,795,725,420.29/69,113.33
  6. Step 6: Final answer
    x = 40,451.32

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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.