Home / 54,534.53-81,718.30-36,699.08

Finding the Fourth Proportional to 54,534.53, 81,718.30 and 36,699.08

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Solution

The fourth proportional to 54,534.53, 81,718.30 and 36,699.08 is: 54,992.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,534.53 : 81,718.30 = 36,699.08 : x
  2. Step 2: Convert to fraction form
    54,534.53/81,718.30 = 36,699.08/x
  3. Step 3: Cross multiply
    54,534.53x = 81,718.30 × 36,699.08
  4. Step 4: Simplify right side
    54,534.53x = 2,998,986,066.45
  5. Step 5: Solve for x
    x = 2,998,986,066.45/54,534.53
  6. Step 6: Final answer
    x = 54,992.42

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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.