Home / 57,429.36-86,065.74-27,788.04

Finding the Fourth Proportional to 57,429.36, 86,065.74 and 27,788.04

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Solution

The fourth proportional to 57,429.36, 86,065.74 and 27,788.04 is: 41,644.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,429.36 : 86,065.74 = 27,788.04 : x
  2. Step 2: Convert to fraction form
    57,429.36/86,065.74 = 27,788.04/x
  3. Step 3: Cross multiply
    57,429.36x = 86,065.74 × 27,788.04
  4. Step 4: Simplify right side
    57,429.36x = 2,391,598,225.75
  5. Step 5: Solve for x
    x = 2,391,598,225.75/57,429.36
  6. Step 6: Final answer
    x = 41,644.17

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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.