Home / 54,200.16-81,232.56-26,115.03

Finding the Fourth Proportional to 54,200.16, 81,232.56 and 26,115.03

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Solution

The fourth proportional to 54,200.16, 81,232.56 and 26,115.03 is: 39,139.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,200.16 : 81,232.56 = 26,115.03 : x
  2. Step 2: Convert to fraction form
    54,200.16/81,232.56 = 26,115.03/x
  3. Step 3: Cross multiply
    54,200.16x = 81,232.56 × 26,115.03
  4. Step 4: Simplify right side
    54,200.16x = 2,121,390,741.38
  5. Step 5: Solve for x
    x = 2,121,390,741.38/54,200.16
  6. Step 6: Final answer
    x = 39,139.94

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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.