Home / 55,508.31-83,289.80-25,921.85

Finding the Fourth Proportional to 55,508.31, 83,289.80 and 25,921.85

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Solution

The fourth proportional to 55,508.31, 83,289.80 and 25,921.85 is: 38,895.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,508.31 : 83,289.80 = 25,921.85 : x
  2. Step 2: Convert to fraction form
    55,508.31/83,289.80 = 25,921.85/x
  3. Step 3: Cross multiply
    55,508.31x = 83,289.80 × 25,921.85
  4. Step 4: Simplify right side
    55,508.31x = 2,159,025,702.13
  5. Step 5: Solve for x
    x = 2,159,025,702.13/55,508.31
  6. Step 6: Final answer
    x = 38,895.54

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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.