Home / 45,314.22-67,939.59-17,235.90

Finding the Fourth Proportional to 45,314.22, 67,939.59 and 17,235.90

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Solution

The fourth proportional to 45,314.22, 67,939.59 and 17,235.90 is: 25,841.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,314.22 : 67,939.59 = 17,235.90 : x
  2. Step 2: Convert to fraction form
    45,314.22/67,939.59 = 17,235.90/x
  3. Step 3: Cross multiply
    45,314.22x = 67,939.59 × 17,235.90
  4. Step 4: Simplify right side
    45,314.22x = 1,170,999,979.28
  5. Step 5: Solve for x
    x = 1,170,999,979.28/45,314.22
  6. Step 6: Final answer
    x = 25,841.78

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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.