Home / 40,482.42-55,863.99-29,868.18

Finding the Fourth Proportional to 40,482.42, 55,863.99 and 29,868.18

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Solution

The fourth proportional to 40,482.42, 55,863.99 and 29,868.18 is: 41,216.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,482.42 : 55,863.99 = 29,868.18 : x
  2. Step 2: Convert to fraction form
    40,482.42/55,863.99 = 29,868.18/x
  3. Step 3: Cross multiply
    40,482.42x = 55,863.99 × 29,868.18
  4. Step 4: Simplify right side
    40,482.42x = 1,668,555,708.84
  5. Step 5: Solve for x
    x = 1,668,555,708.84/40,482.42
  6. Step 6: Final answer
    x = 41,216.80

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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.