Home / 39,612.88-54,665.81-23,701.11

Finding the Fourth Proportional to 39,612.88, 54,665.81 and 23,701.11

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Solution

The fourth proportional to 39,612.88, 54,665.81 and 23,701.11 is: 32,707.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,612.88 : 54,665.81 = 23,701.11 : x
  2. Step 2: Convert to fraction form
    39,612.88/54,665.81 = 23,701.11/x
  3. Step 3: Cross multiply
    39,612.88x = 54,665.81 × 23,701.11
  4. Step 4: Simplify right side
    39,612.88x = 1,295,640,376.05
  5. Step 5: Solve for x
    x = 1,295,640,376.05/39,612.88
  6. Step 6: Final answer
    x = 32,707.55

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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.