Home / 68,139.11-94,030.49-37,924.31

Finding the Fourth Proportional to 68,139.11, 94,030.49 and 37,924.31

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Solution

The fourth proportional to 68,139.11, 94,030.49 and 37,924.31 is: 52,334.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,139.11 : 94,030.49 = 37,924.31 : x
  2. Step 2: Convert to fraction form
    68,139.11/94,030.49 = 37,924.31/x
  3. Step 3: Cross multiply
    68,139.11x = 94,030.49 × 37,924.31
  4. Step 4: Simplify right side
    68,139.11x = 3,566,040,792.44
  5. Step 5: Solve for x
    x = 3,566,040,792.44/68,139.11
  6. Step 6: Final answer
    x = 52,334.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.