Home / 45,534.56-68,279.96-25,807.82

Finding the Fourth Proportional to 45,534.56, 68,279.96 and 25,807.82

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Solution

The fourth proportional to 45,534.56, 68,279.96 and 25,807.82 is: 38,699.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,534.56 : 68,279.96 = 25,807.82 : x
  2. Step 2: Convert to fraction form
    45,534.56/68,279.96 = 25,807.82/x
  3. Step 3: Cross multiply
    45,534.56x = 68,279.96 × 25,807.82
  4. Step 4: Simplify right side
    45,534.56x = 1,762,156,640.41
  5. Step 5: Solve for x
    x = 1,762,156,640.41/45,534.56
  6. Step 6: Final answer
    x = 38,699.33

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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.