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Finding the Fourth Proportional to 63,201, 94,801.75 and 15,815.96

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Solution

The fourth proportional to 63,201, 94,801.75 and 15,815.96 is: 23,724.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,201 : 94,801.75 = 15,815.96 : x
  2. Step 2: Convert to fraction form
    63,201/94,801.75 = 15,815.96/x
  3. Step 3: Cross multiply
    63,201x = 94,801.75 × 15,815.96
  4. Step 4: Simplify right side
    63,201x = 1,499,380,685.93
  5. Step 5: Solve for x
    x = 1,499,380,685.93/63,201
  6. Step 6: Final answer
    x = 23,724.00

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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.