Home / 62,275.08-86,033.22-40,815.75

Finding the Fourth Proportional to 62,275.08, 86,033.22 and 40,815.75

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Solution

The fourth proportional to 62,275.08, 86,033.22 and 40,815.75 is: 56,387.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,275.08 : 86,033.22 = 40,815.75 : x
  2. Step 2: Convert to fraction form
    62,275.08/86,033.22 = 40,815.75/x
  3. Step 3: Cross multiply
    62,275.08x = 86,033.22 × 40,815.75
  4. Step 4: Simplify right side
    62,275.08x = 3,511,510,399.22
  5. Step 5: Solve for x
    x = 3,511,510,399.22/62,275.08
  6. Step 6: Final answer
    x = 56,387.09

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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.