Home / 39,836.48-54,923.29-32,639.89

Finding the Fourth Proportional to 39,836.48, 54,923.29 and 32,639.89

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Solution

The fourth proportional to 39,836.48, 54,923.29 and 32,639.89 is: 45,001.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,836.48 : 54,923.29 = 32,639.89 : x
  2. Step 2: Convert to fraction form
    39,836.48/54,923.29 = 32,639.89/x
  3. Step 3: Cross multiply
    39,836.48x = 54,923.29 × 32,639.89
  4. Step 4: Simplify right side
    39,836.48x = 1,792,690,144.04
  5. Step 5: Solve for x
    x = 1,792,690,144.04/39,836.48
  6. Step 6: Final answer
    x = 45,001.22

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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.