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Finding the Fourth Proportional to 22,643.55, 33,968.36 and 9,492.80

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Solution

The fourth proportional to 22,643.55, 33,968.36 and 9,492.80 is: 14,240.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,643.55 : 33,968.36 = 9,492.80 : x
  2. Step 2: Convert to fraction form
    22,643.55/33,968.36 = 9,492.80/x
  3. Step 3: Cross multiply
    22,643.55x = 33,968.36 × 9,492.80
  4. Step 4: Simplify right side
    22,643.55x = 322,454,701.70
  5. Step 5: Solve for x
    x = 322,454,701.70/22,643.55
  6. Step 6: Final answer
    x = 14,240.47

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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.