Home / 48,938.76-73,403.42-15,649.90

Finding the Fourth Proportional to 48,938.76, 73,403.42 and 15,649.90

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Solution

The fourth proportional to 48,938.76, 73,403.42 and 15,649.90 is: 23,473.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,938.76 : 73,403.42 = 15,649.90 : x
  2. Step 2: Convert to fraction form
    48,938.76/73,403.42 = 15,649.90/x
  3. Step 3: Cross multiply
    48,938.76x = 73,403.42 × 15,649.90
  4. Step 4: Simplify right side
    48,938.76x = 1,148,755,920.90
  5. Step 5: Solve for x
    x = 1,148,755,920.90/48,938.76
  6. Step 6: Final answer
    x = 23,473.34

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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.