Home / 69,140.24-95,413.92-39,332.24

Finding the Fourth Proportional to 69,140.24, 95,413.92 and 39,332.24

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Solution

The fourth proportional to 69,140.24, 95,413.92 and 39,332.24 is: 54,278.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,140.24 : 95,413.92 = 39,332.24 : x
  2. Step 2: Convert to fraction form
    69,140.24/95,413.92 = 39,332.24/x
  3. Step 3: Cross multiply
    69,140.24x = 95,413.92 × 39,332.24
  4. Step 4: Simplify right side
    69,140.24x = 3,752,843,200.78
  5. Step 5: Solve for x
    x = 3,752,843,200.78/69,140.24
  6. Step 6: Final answer
    x = 54,278.71

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1.5x scale

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.