Home / 94,081.80-141,117.25-68,806.92

Finding the Fourth Proportional to 94,081.80, 141,117.25 and 68,806.92

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Solution

The fourth proportional to 94,081.80, 141,117.25 and 68,806.92 is: 103,206.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,081.80 : 141,117.25 = 68,806.92 : x
  2. Step 2: Convert to fraction form
    94,081.80/141,117.25 = 68,806.92/x
  3. Step 3: Cross multiply
    94,081.80x = 141,117.25 × 68,806.92
  4. Step 4: Simplify right side
    94,081.80x = 9,709,843,331.37
  5. Step 5: Solve for x
    x = 9,709,843,331.37/94,081.80
  6. Step 6: Final answer
    x = 103,206.39

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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.