Home / 40,388.80-55,739.18-24,474.76

Finding the Fourth Proportional to 40,388.80, 55,739.18 and 24,474.76

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Solution

The fourth proportional to 40,388.80, 55,739.18 and 24,474.76 is: 33,776.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,388.80 : 55,739.18 = 24,474.76 : x
  2. Step 2: Convert to fraction form
    40,388.80/55,739.18 = 24,474.76/x
  3. Step 3: Cross multiply
    40,388.80x = 55,739.18 × 24,474.76
  4. Step 4: Simplify right side
    40,388.80x = 1,364,203,053.10
  5. Step 5: Solve for x
    x = 1,364,203,053.10/40,388.80
  6. Step 6: Final answer
    x = 33,776.77

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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.