Home / 63,532.16-87,617.01-39,661.04

Finding the Fourth Proportional to 63,532.16, 87,617.01 and 39,661.04

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Solution

The fourth proportional to 63,532.16, 87,617.01 and 39,661.04 is: 54,696.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,532.16 : 87,617.01 = 39,661.04 : x
  2. Step 2: Convert to fraction form
    63,532.16/87,617.01 = 39,661.04/x
  3. Step 3: Cross multiply
    63,532.16x = 87,617.01 × 39,661.04
  4. Step 4: Simplify right side
    63,532.16x = 3,474,981,738.29
  5. Step 5: Solve for x
    x = 3,474,981,738.29/63,532.16
  6. Step 6: Final answer
    x = 54,696.42

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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.