Home / 55,159.60-82,763.70-25,562.20

Finding the Fourth Proportional to 55,159.60, 82,763.70 and 25,562.20

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Solution

The fourth proportional to 55,159.60, 82,763.70 and 25,562.20 is: 38,354.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,159.60 : 82,763.70 = 25,562.20 : x
  2. Step 2: Convert to fraction form
    55,159.60/82,763.70 = 25,562.20/x
  3. Step 3: Cross multiply
    55,159.60x = 82,763.70 × 25,562.20
  4. Step 4: Simplify right side
    55,159.60x = 2,115,622,252.14
  5. Step 5: Solve for x
    x = 2,115,622,252.14/55,159.60
  6. Step 6: Final answer
    x = 38,354.56

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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.