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Finding the Fourth Proportional to 40,591, 60,886.62 and 15,967

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Solution

The fourth proportional to 40,591, 60,886.62 and 15,967 is: 23,950.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,591 : 60,886.62 = 15,967 : x
  2. Step 2: Convert to fraction form
    40,591/60,886.62 = 15,967/x
  3. Step 3: Cross multiply
    40,591x = 60,886.62 × 15,967
  4. Step 4: Simplify right side
    40,591x = 972,176,661.54
  5. Step 5: Solve for x
    x = 972,176,661.54/40,591
  6. Step 6: Final answer
    x = 23,950.55

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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.