Home / 48,318.94-72,418.92-23,031.75

Finding the Fourth Proportional to 48,318.94, 72,418.92 and 23,031.75

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Solution

The fourth proportional to 48,318.94, 72,418.92 and 23,031.75 is: 34,519.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,318.94 : 72,418.92 = 23,031.75 : x
  2. Step 2: Convert to fraction form
    48,318.94/72,418.92 = 23,031.75/x
  3. Step 3: Cross multiply
    48,318.94x = 72,418.92 × 23,031.75
  4. Step 4: Simplify right side
    48,318.94x = 1,667,934,460.71
  5. Step 5: Solve for x
    x = 1,667,934,460.71/48,318.94
  6. Step 6: Final answer
    x = 34,519.27

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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.