Home / 54,850.14-82,290.70-15,407.60

Finding the Fourth Proportional to 54,850.14, 82,290.70 and 15,407.60

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Solution

The fourth proportional to 54,850.14, 82,290.70 and 15,407.60 is: 23,115.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,850.14 : 82,290.70 = 15,407.60 : x
  2. Step 2: Convert to fraction form
    54,850.14/82,290.70 = 15,407.60/x
  3. Step 3: Cross multiply
    54,850.14x = 82,290.70 × 15,407.60
  4. Step 4: Simplify right side
    54,850.14x = 1,267,902,189.32
  5. Step 5: Solve for x
    x = 1,267,902,189.32/54,850.14
  6. Step 6: Final answer
    x = 23,115.75

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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.