Home / 57,078.08-85,634.36-17,098.36

Finding the Fourth Proportional to 57,078.08, 85,634.36 and 17,098.36

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Solution

The fourth proportional to 57,078.08, 85,634.36 and 17,098.36 is: 25,652.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,078.08 : 85,634.36 = 17,098.36 : x
  2. Step 2: Convert to fraction form
    57,078.08/85,634.36 = 17,098.36/x
  3. Step 3: Cross multiply
    57,078.08x = 85,634.36 × 17,098.36
  4. Step 4: Simplify right side
    57,078.08x = 1,464,207,115.65
  5. Step 5: Solve for x
    x = 1,464,207,115.65/57,078.08
  6. Step 6: Final answer
    x = 25,652.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.