Home / 49,979.95-74,967.18-16,696.54

Finding the Fourth Proportional to 49,979.95, 74,967.18 and 16,696.54

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Solution

The fourth proportional to 49,979.95, 74,967.18 and 16,696.54 is: 25,043.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,979.95 : 74,967.18 = 16,696.54 : x
  2. Step 2: Convert to fraction form
    49,979.95/74,967.18 = 16,696.54/x
  3. Step 3: Cross multiply
    49,979.95x = 74,967.18 × 16,696.54
  4. Step 4: Simplify right side
    49,979.95x = 1,251,692,519.56
  5. Step 5: Solve for x
    x = 1,251,692,519.56/49,979.95
  6. Step 6: Final answer
    x = 25,043.89

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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.