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Finding the Fourth Proportional to 62,550.56, 93,825.04 and 15,803.20

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Solution

The fourth proportional to 62,550.56, 93,825.04 and 15,803.20 is: 23,704.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,550.56 : 93,825.04 = 15,803.20 : x
  2. Step 2: Convert to fraction form
    62,550.56/93,825.04 = 15,803.20/x
  3. Step 3: Cross multiply
    62,550.56x = 93,825.04 × 15,803.20
  4. Step 4: Simplify right side
    62,550.56x = 1,482,735,872.13
  5. Step 5: Solve for x
    x = 1,482,735,872.13/62,550.56
  6. Step 6: Final answer
    x = 23,704.60

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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.