Home / 54,519.47-81,695.75-36,684.08

Finding the Fourth Proportional to 54,519.47, 81,695.75 and 36,684.08

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Solution

The fourth proportional to 54,519.47, 81,695.75 and 36,684.08 is: 54,969.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,519.47 : 81,695.75 = 36,684.08 : x
  2. Step 2: Convert to fraction form
    54,519.47/81,695.75 = 36,684.08/x
  3. Step 3: Cross multiply
    54,519.47x = 81,695.75 × 36,684.08
  4. Step 4: Simplify right side
    54,519.47x = 2,996,932,836.76
  5. Step 5: Solve for x
    x = 2,996,932,836.76/54,519.47
  6. Step 6: Final answer
    x = 54,969.96

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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.