Home / 40,545.19-60,823.61-12,467.61

Finding the Fourth Proportional to 40,545.19, 60,823.61 and 12,467.61

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Solution

The fourth proportional to 40,545.19, 60,823.61 and 12,467.61 is: 18,703.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,545.19 : 60,823.61 = 12,467.61 : x
  2. Step 2: Convert to fraction form
    40,545.19/60,823.61 = 12,467.61/x
  3. Step 3: Cross multiply
    40,545.19x = 60,823.61 × 12,467.61
  4. Step 4: Simplify right side
    40,545.19x = 758,324,865.04
  5. Step 5: Solve for x
    x = 758,324,865.04/40,545.19
  6. Step 6: Final answer
    x = 18,703.20

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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.