Home / 54,142.83-81,214.31-14,699.95

Finding the Fourth Proportional to 54,142.83, 81,214.31 and 14,699.95

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Solution

The fourth proportional to 54,142.83, 81,214.31 and 14,699.95 is: 22,049.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,142.83 : 81,214.31 = 14,699.95 : x
  2. Step 2: Convert to fraction form
    54,142.83/81,214.31 = 14,699.95/x
  3. Step 3: Cross multiply
    54,142.83x = 81,214.31 × 14,699.95
  4. Step 4: Simplify right side
    54,142.83x = 1,193,846,130.00
  5. Step 5: Solve for x
    x = 1,193,846,130.00/54,142.83
  6. Step 6: Final answer
    x = 22,049.94

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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.