Home / 54,197.88-81,290.34-14,758.08

Finding the Fourth Proportional to 54,197.88, 81,290.34 and 14,758.08

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Solution

The fourth proportional to 54,197.88, 81,290.34 and 14,758.08 is: 22,135.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,197.88 : 81,290.34 = 14,758.08 : x
  2. Step 2: Convert to fraction form
    54,197.88/81,290.34 = 14,758.08/x
  3. Step 3: Cross multiply
    54,197.88x = 81,290.34 × 14,758.08
  4. Step 4: Simplify right side
    54,197.88x = 1,199,689,340.95
  5. Step 5: Solve for x
    x = 1,199,689,340.95/54,197.88
  6. Step 6: Final answer
    x = 22,135.36

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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.