Home / 115,545.78-173,328.48-32,439.78

Finding the Fourth Proportional to 115,545.78, 173,328.48 and 32,439.78

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Solution

The fourth proportional to 115,545.78, 173,328.48 and 32,439.78 is: 48,662.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,545.78 : 173,328.48 = 32,439.78 : x
  2. Step 2: Convert to fraction form
    115,545.78/173,328.48 = 32,439.78/x
  3. Step 3: Cross multiply
    115,545.78x = 173,328.48 × 32,439.78
  4. Step 4: Simplify right side
    115,545.78x = 5,622,737,758.93
  5. Step 5: Solve for x
    x = 5,622,737,758.93/115,545.78
  6. Step 6: Final answer
    x = 48,662.42

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1.5x scale

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.