Home / 55,160.10-82,764.45-25,562.70

Finding the Fourth Proportional to 55,160.10, 82,764.45 and 25,562.70

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Solution

The fourth proportional to 55,160.10, 82,764.45 and 25,562.70 is: 38,355.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,160.10 : 82,764.45 = 25,562.70 : x
  2. Step 2: Convert to fraction form
    55,160.10/82,764.45 = 25,562.70/x
  3. Step 3: Cross multiply
    55,160.10x = 82,764.45 × 25,562.70
  4. Step 4: Simplify right side
    55,160.10x = 2,115,682,806.02
  5. Step 5: Solve for x
    x = 2,115,682,806.02/55,160.10
  6. Step 6: Final answer
    x = 38,355.31

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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.