Home / 42,458.84-63,687.70-25,823.44

Finding the Fourth Proportional to 42,458.84, 63,687.70 and 25,823.44

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Solution

The fourth proportional to 42,458.84, 63,687.70 and 25,823.44 is: 38,734.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,458.84 : 63,687.70 = 25,823.44 : x
  2. Step 2: Convert to fraction form
    42,458.84/63,687.70 = 25,823.44/x
  3. Step 3: Cross multiply
    42,458.84x = 63,687.70 × 25,823.44
  4. Step 4: Simplify right side
    42,458.84x = 1,644,635,499.69
  5. Step 5: Solve for x
    x = 1,644,635,499.69/42,458.84
  6. Step 6: Final answer
    x = 38,734.82

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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.