Home / 68,799.12-94,934.84-38,584.50

Finding the Fourth Proportional to 68,799.12, 94,934.84 and 38,584.50

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Solution

The fourth proportional to 68,799.12, 94,934.84 and 38,584.50 is: 53,242.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,799.12 : 94,934.84 = 38,584.50 : x
  2. Step 2: Convert to fraction form
    68,799.12/94,934.84 = 38,584.50/x
  3. Step 3: Cross multiply
    68,799.12x = 94,934.84 × 38,584.50
  4. Step 4: Simplify right side
    68,799.12x = 3,663,013,333.98
  5. Step 5: Solve for x
    x = 3,663,013,333.98/68,799.12
  6. Step 6: Final answer
    x = 53,242.15

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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.