Home / 48,538.92-72,746.82-21,856.44

Finding the Fourth Proportional to 48,538.92, 72,746.82 and 21,856.44

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Solution

The fourth proportional to 48,538.92, 72,746.82 and 21,856.44 is: 32,756.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,538.92 : 72,746.82 = 21,856.44 : x
  2. Step 2: Convert to fraction form
    48,538.92/72,746.82 = 21,856.44/x
  3. Step 3: Cross multiply
    48,538.92x = 72,746.82 × 21,856.44
  4. Step 4: Simplify right side
    48,538.92x = 1,589,986,506.52
  5. Step 5: Solve for x
    x = 1,589,986,506.52/48,538.92
  6. Step 6: Final answer
    x = 32,756.94

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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.