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Finding the Fourth Proportional to 22,245.44, 33,368.15 and 9,762.53

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Solution

The fourth proportional to 22,245.44, 33,368.15 and 9,762.53 is: 14,643.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,245.44 : 33,368.15 = 9,762.53 : x
  2. Step 2: Convert to fraction form
    22,245.44/33,368.15 = 9,762.53/x
  3. Step 3: Cross multiply
    22,245.44x = 33,368.15 × 9,762.53
  4. Step 4: Simplify right side
    22,245.44x = 325,757,422.99
  5. Step 5: Solve for x
    x = 325,757,422.99/22,245.44
  6. Step 6: Final answer
    x = 14,643.79

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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.