Home / 54,525.42-75,243.08-30,654.30

Finding the Fourth Proportional to 54,525.42, 75,243.08 and 30,654.30

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Solution

The fourth proportional to 54,525.42, 75,243.08 and 30,654.30 is: 42,301.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,525.42 : 75,243.08 = 30,654.30 : x
  2. Step 2: Convert to fraction form
    54,525.42/75,243.08 = 30,654.30/x
  3. Step 3: Cross multiply
    54,525.42x = 75,243.08 × 30,654.30
  4. Step 4: Simplify right side
    54,525.42x = 2,306,523,947.24
  5. Step 5: Solve for x
    x = 2,306,523,947.24/54,525.42
  6. Step 6: Final answer
    x = 42,301.81

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Similar ratio
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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.