Home / 48,621.43-72,932.16-15,344.09

Finding the Fourth Proportional to 48,621.43, 72,932.16 and 15,344.09

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Solution

The fourth proportional to 48,621.43, 72,932.16 and 15,344.09 is: 23,016.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,621.43 : 72,932.16 = 15,344.09 : x
  2. Step 2: Convert to fraction form
    48,621.43/72,932.16 = 15,344.09/x
  3. Step 3: Cross multiply
    48,621.43x = 72,932.16 × 15,344.09
  4. Step 4: Simplify right side
    48,621.43x = 1,119,077,185.55
  5. Step 5: Solve for x
    x = 1,119,077,185.55/48,621.43
  6. Step 6: Final answer
    x = 23,016.13

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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.