Home / 62,974.43-86,785.13-45,038.30

Finding the Fourth Proportional to 62,974.43, 86,785.13 and 45,038.30

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Solution

The fourth proportional to 62,974.43, 86,785.13 and 45,038.30 is: 62,067.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,974.43 : 86,785.13 = 45,038.30 : x
  2. Step 2: Convert to fraction form
    62,974.43/86,785.13 = 45,038.30/x
  3. Step 3: Cross multiply
    62,974.43x = 86,785.13 × 45,038.30
  4. Step 4: Simplify right side
    62,974.43x = 3,908,654,399.15
  5. Step 5: Solve for x
    x = 3,908,654,399.15/62,974.43
  6. Step 6: Final answer
    x = 62,067.33

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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.