Home / 52,099.50-78,121.71-23,995.02

Finding the Fourth Proportional to 52,099.50, 78,121.71 and 23,995.02

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Solution

The fourth proportional to 52,099.50, 78,121.71 and 23,995.02 is: 35,979.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,099.50 : 78,121.71 = 23,995.02 : x
  2. Step 2: Convert to fraction form
    52,099.50/78,121.71 = 23,995.02/x
  3. Step 3: Cross multiply
    52,099.50x = 78,121.71 × 23,995.02
  4. Step 4: Simplify right side
    52,099.50x = 1,874,531,993.88
  5. Step 5: Solve for x
    x = 1,874,531,993.88/52,099.50
  6. Step 6: Final answer
    x = 35,979.85

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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.