Home / 42,454.62-63,657.54-17,511.84

Finding the Fourth Proportional to 42,454.62, 63,657.54 and 17,511.84

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Solution

The fourth proportional to 42,454.62, 63,657.54 and 17,511.84 is: 26,257.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,454.62 : 63,657.54 = 17,511.84 : x
  2. Step 2: Convert to fraction form
    42,454.62/63,657.54 = 17,511.84/x
  3. Step 3: Cross multiply
    42,454.62x = 63,657.54 × 17,511.84
  4. Step 4: Simplify right side
    42,454.62x = 1,114,760,655.27
  5. Step 5: Solve for x
    x = 1,114,760,655.27/42,454.62
  6. Step 6: Final answer
    x = 26,257.70

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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.