Home / 54,845.70-82,268.55-15,404.10

Finding the Fourth Proportional to 54,845.70, 82,268.55 and 15,404.10

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Solution

The fourth proportional to 54,845.70, 82,268.55 and 15,404.10 is: 23,106.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,845.70 : 82,268.55 = 15,404.10 : x
  2. Step 2: Convert to fraction form
    54,845.70/82,268.55 = 15,404.10/x
  3. Step 3: Cross multiply
    54,845.70x = 82,268.55 × 15,404.10
  4. Step 4: Simplify right side
    54,845.70x = 1,267,272,971.06
  5. Step 5: Solve for x
    x = 1,267,272,971.06/54,845.70
  6. Step 6: Final answer
    x = 23,106.15

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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.