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Finding the Fourth Proportional to 22,259.10, 33,340.04 and 9,762.42

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Solution

The fourth proportional to 22,259.10, 33,340.04 and 9,762.42 is: 14,622.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,259.10 : 33,340.04 = 9,762.42 : x
  2. Step 2: Convert to fraction form
    22,259.10/33,340.04 = 9,762.42/x
  3. Step 3: Cross multiply
    22,259.10x = 33,340.04 × 9,762.42
  4. Step 4: Simplify right side
    22,259.10x = 325,479,473.30
  5. Step 5: Solve for x
    x = 325,479,473.30/22,259.10
  6. Step 6: Final answer
    x = 14,622.31

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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.