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Finding the Fourth Proportional to 224,080.75, 336,121.80 and 57,868.75

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Solution

The fourth proportional to 224,080.75, 336,121.80 and 57,868.75 is: 86,803.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,080.75 : 336,121.80 = 57,868.75 : x
  2. Step 2: Convert to fraction form
    224,080.75/336,121.80 = 57,868.75/x
  3. Step 3: Cross multiply
    224,080.75x = 336,121.80 × 57,868.75
  4. Step 4: Simplify right side
    224,080.75x = 19,450,948,413.75
  5. Step 5: Solve for x
    x = 19,450,948,413.75/224,080.75
  6. Step 6: Final answer
    x = 86,803.30

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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.