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Finding the Fourth Proportional to 14,952.20, 20,637.02 and 8,583.10

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Solution

The fourth proportional to 14,952.20, 20,637.02 and 8,583.10 is: 11,846.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,952.20 : 20,637.02 = 8,583.10 : x
  2. Step 2: Convert to fraction form
    14,952.20/20,637.02 = 8,583.10/x
  3. Step 3: Cross multiply
    14,952.20x = 20,637.02 × 8,583.10
  4. Step 4: Simplify right side
    14,952.20x = 177,129,526.66
  5. Step 5: Solve for x
    x = 177,129,526.66/14,952.20
  6. Step 6: Final answer
    x = 11,846.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.