Home / 40,317.92-55,616.80-25,754.88

Finding the Fourth Proportional to 40,317.92, 55,616.80 and 25,754.88

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Solution

The fourth proportional to 40,317.92, 55,616.80 and 25,754.88 is: 35,527.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,317.92 : 55,616.80 = 25,754.88 : x
  2. Step 2: Convert to fraction form
    40,317.92/55,616.80 = 25,754.88/x
  3. Step 3: Cross multiply
    40,317.92x = 55,616.80 × 25,754.88
  4. Step 4: Simplify right side
    40,317.92x = 1,432,404,009.98
  5. Step 5: Solve for x
    x = 1,432,404,009.98/40,317.92
  6. Step 6: Final answer
    x = 35,527.73

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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.