Home / 49,400.80-74,108.40-16,122.40

Finding the Fourth Proportional to 49,400.80, 74,108.40 and 16,122.40

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Solution

The fourth proportional to 49,400.80, 74,108.40 and 16,122.40 is: 24,185.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,400.80 : 74,108.40 = 16,122.40 : x
  2. Step 2: Convert to fraction form
    49,400.80/74,108.40 = 16,122.40/x
  3. Step 3: Cross multiply
    49,400.80x = 74,108.40 × 16,122.40
  4. Step 4: Simplify right side
    49,400.80x = 1,194,805,268.16
  5. Step 5: Solve for x
    x = 1,194,805,268.16/49,400.80
  6. Step 6: Final answer
    x = 24,185.95

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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.