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Finding the Fourth Proportional to 51,797.56, 77,696.38 and 22,196.20

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Solution

The fourth proportional to 51,797.56, 77,696.38 and 22,196.20 is: 33,294.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,797.56 : 77,696.38 = 22,196.20 : x
  2. Step 2: Convert to fraction form
    51,797.56/77,696.38 = 22,196.20/x
  3. Step 3: Cross multiply
    51,797.56x = 77,696.38 × 22,196.20
  4. Step 4: Simplify right side
    51,797.56x = 1,724,564,389.76
  5. Step 5: Solve for x
    x = 1,724,564,389.76/51,797.56
  6. Step 6: Final answer
    x = 33,294.32

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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.