Home / 47,707.68-71,568-16,545.36

Finding the Fourth Proportional to 47,707.68, 71,568 and 16,545.36

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Solution

The fourth proportional to 47,707.68, 71,568 and 16,545.36 is: 24,820.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,707.68 : 71,568 = 16,545.36 : x
  2. Step 2: Convert to fraction form
    47,707.68/71,568 = 16,545.36/x
  3. Step 3: Cross multiply
    47,707.68x = 71,568 × 16,545.36
  4. Step 4: Simplify right side
    47,707.68x = 1,184,118,324.48
  5. Step 5: Solve for x
    x = 1,184,118,324.48/47,707.68
  6. Step 6: Final answer
    x = 24,820.29

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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.