Home / 48,523.31-72,741.67-18,934.26

Finding the Fourth Proportional to 48,523.31, 72,741.67 and 18,934.26

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Solution

The fourth proportional to 48,523.31, 72,741.67 and 18,934.26 is: 28,384.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,523.31 : 72,741.67 = 18,934.26 : x
  2. Step 2: Convert to fraction form
    48,523.31/72,741.67 = 18,934.26/x
  3. Step 3: Cross multiply
    48,523.31x = 72,741.67 × 18,934.26
  4. Step 4: Simplify right side
    48,523.31x = 1,377,309,645.28
  5. Step 5: Solve for x
    x = 1,377,309,645.28/48,523.31
  6. Step 6: Final answer
    x = 28,384.50

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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.