Home / 54,519.03-75,236.30-30,319.46

Finding the Fourth Proportional to 54,519.03, 75,236.30 and 30,319.46

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Solution

The fourth proportional to 54,519.03, 75,236.30 and 30,319.46 is: 41,840.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,519.03 : 75,236.30 = 30,319.46 : x
  2. Step 2: Convert to fraction form
    54,519.03/75,236.30 = 30,319.46/x
  3. Step 3: Cross multiply
    54,519.03x = 75,236.30 × 30,319.46
  4. Step 4: Simplify right side
    54,519.03x = 2,281,124,252.29
  5. Step 5: Solve for x
    x = 2,281,124,252.29/54,519.03
  6. Step 6: Final answer
    x = 41,840.88

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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.