Home / 54,125.80-74,700.64-30,257.44

Finding the Fourth Proportional to 54,125.80, 74,700.64 and 30,257.44

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Solution

The fourth proportional to 54,125.80, 74,700.64 and 30,257.44 is: 41,759.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,125.80 : 74,700.64 = 30,257.44 : x
  2. Step 2: Convert to fraction form
    54,125.80/74,700.64 = 30,257.44/x
  3. Step 3: Cross multiply
    54,125.80x = 74,700.64 × 30,257.44
  4. Step 4: Simplify right side
    54,125.80x = 2,260,250,132.76
  5. Step 5: Solve for x
    x = 2,260,250,132.76/54,125.80
  6. Step 6: Final answer
    x = 41,759.20

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1.5x scale

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.