Home / 48,339.27-72,535.32-18,758.27

Finding the Fourth Proportional to 48,339.27, 72,535.32 and 18,758.27

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Solution

The fourth proportional to 48,339.27, 72,535.32 and 18,758.27 is: 28,147.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,339.27 : 72,535.32 = 18,758.27 : x
  2. Step 2: Convert to fraction form
    48,339.27/72,535.32 = 18,758.27/x
  3. Step 3: Cross multiply
    48,339.27x = 72,535.32 × 18,758.27
  4. Step 4: Simplify right side
    48,339.27x = 1,360,636,754.42
  5. Step 5: Solve for x
    x = 1,360,636,754.42/48,339.27
  6. Step 6: Final answer
    x = 28,147.65

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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.