Home / 39,812.13-54,922.35-23,868.90

Finding the Fourth Proportional to 39,812.13, 54,922.35 and 23,868.90

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Solution

The fourth proportional to 39,812.13, 54,922.35 and 23,868.90 is: 32,928.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,812.13 : 54,922.35 = 23,868.90 : x
  2. Step 2: Convert to fraction form
    39,812.13/54,922.35 = 23,868.90/x
  3. Step 3: Cross multiply
    39,812.13x = 54,922.35 × 23,868.90
  4. Step 4: Simplify right side
    39,812.13x = 1,310,936,079.92
  5. Step 5: Solve for x
    x = 1,310,936,079.92/39,812.13
  6. Step 6: Final answer
    x = 32,928.06

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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.