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Finding the Fourth Proportional to 8,777.54, 13,159.16 and 3,843.42

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Solution

The fourth proportional to 8,777.54, 13,159.16 and 3,843.42 is: 5,762.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,777.54 : 13,159.16 = 3,843.42 : x
  2. Step 2: Convert to fraction form
    8,777.54/13,159.16 = 3,843.42/x
  3. Step 3: Cross multiply
    8,777.54x = 13,159.16 × 3,843.42
  4. Step 4: Simplify right side
    8,777.54x = 50,576,178.73
  5. Step 5: Solve for x
    x = 50,576,178.73/8,777.54
  6. Step 6: Final answer
    x = 5,762.00

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1.5x scale

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.