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Finding the Fourth Proportional to 12,594.52, 18,891.36 and 6,762.52

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Solution

The fourth proportional to 12,594.52, 18,891.36 and 6,762.52 is: 10,143.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,594.52 : 18,891.36 = 6,762.52 : x
  2. Step 2: Convert to fraction form
    12,594.52/18,891.36 = 6,762.52/x
  3. Step 3: Cross multiply
    12,594.52x = 18,891.36 × 6,762.52
  4. Step 4: Simplify right side
    12,594.52x = 127,753,199.83
  5. Step 5: Solve for x
    x = 127,753,199.83/12,594.52
  6. Step 6: Final answer
    x = 10,143.55

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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.