Home / 40,366.32-60,551.10-18,178.80

Finding the Fourth Proportional to 40,366.32, 60,551.10 and 18,178.80

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Solution

The fourth proportional to 40,366.32, 60,551.10 and 18,178.80 is: 27,268.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,366.32 : 60,551.10 = 18,178.80 : x
  2. Step 2: Convert to fraction form
    40,366.32/60,551.10 = 18,178.80/x
  3. Step 3: Cross multiply
    40,366.32x = 60,551.10 × 18,178.80
  4. Step 4: Simplify right side
    40,366.32x = 1,100,746,336.68
  5. Step 5: Solve for x
    x = 1,100,746,336.68/40,366.32
  6. Step 6: Final answer
    x = 27,268.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.