Home / 54,729.57-75,526.80-29,579.07

Finding the Fourth Proportional to 54,729.57, 75,526.80 and 29,579.07

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Solution

The fourth proportional to 54,729.57, 75,526.80 and 29,579.07 is: 40,819.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,729.57 : 75,526.80 = 29,579.07 : x
  2. Step 2: Convert to fraction form
    54,729.57/75,526.80 = 29,579.07/x
  3. Step 3: Cross multiply
    54,729.57x = 75,526.80 × 29,579.07
  4. Step 4: Simplify right side
    54,729.57x = 2,234,012,504.08
  5. Step 5: Solve for x
    x = 2,234,012,504.08/54,729.57
  6. Step 6: Final answer
    x = 40,819.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.