Home / 69,232.50-95,540.85-39,430.26

Finding the Fourth Proportional to 69,232.50, 95,540.85 and 39,430.26

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Solution

The fourth proportional to 69,232.50, 95,540.85 and 39,430.26 is: 54,413.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,232.50 : 95,540.85 = 39,430.26 : x
  2. Step 2: Convert to fraction form
    69,232.50/95,540.85 = 39,430.26/x
  3. Step 3: Cross multiply
    69,232.50x = 95,540.85 × 39,430.26
  4. Step 4: Simplify right side
    69,232.50x = 3,767,200,556.12
  5. Step 5: Solve for x
    x = 3,767,200,556.12/69,232.50
  6. Step 6: Final answer
    x = 54,413.76

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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.