Home / 48,844.88-73,270.16-18,859.28

Finding the Fourth Proportional to 48,844.88, 73,270.16 and 18,859.28

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Solution

The fourth proportional to 48,844.88, 73,270.16 and 18,859.28 is: 28,290.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,844.88 : 73,270.16 = 18,859.28 : x
  2. Step 2: Convert to fraction form
    48,844.88/73,270.16 = 18,859.28/x
  3. Step 3: Cross multiply
    48,844.88x = 73,270.16 × 18,859.28
  4. Step 4: Simplify right side
    48,844.88x = 1,381,822,463.08
  5. Step 5: Solve for x
    x = 1,381,822,463.08/48,844.88
  6. Step 6: Final answer
    x = 28,290.02

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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.