Home / 69,376.68-95,781.06-45,545.04

Finding the Fourth Proportional to 69,376.68, 95,781.06 and 45,545.04

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Solution

The fourth proportional to 69,376.68, 95,781.06 and 45,545.04 is: 62,879.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,376.68 : 95,781.06 = 45,545.04 : x
  2. Step 2: Convert to fraction form
    69,376.68/95,781.06 = 45,545.04/x
  3. Step 3: Cross multiply
    69,376.68x = 95,781.06 × 45,545.04
  4. Step 4: Simplify right side
    69,376.68x = 4,362,352,208.94
  5. Step 5: Solve for x
    x = 4,362,352,208.94/69,376.68
  6. Step 6: Final answer
    x = 62,879.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.