Home / 54,316.30-81,474.45-36,601.60

Finding the Fourth Proportional to 54,316.30, 81,474.45 and 36,601.60

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Solution

The fourth proportional to 54,316.30, 81,474.45 and 36,601.60 is: 54,902.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,316.30 : 81,474.45 = 36,601.60 : x
  2. Step 2: Convert to fraction form
    54,316.30/81,474.45 = 36,601.60/x
  3. Step 3: Cross multiply
    54,316.30x = 81,474.45 × 36,601.60
  4. Step 4: Simplify right side
    54,316.30x = 2,982,095,229.12
  5. Step 5: Solve for x
    x = 2,982,095,229.12/54,316.30
  6. Step 6: Final answer
    x = 54,902.40

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1.5x scale

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.