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Finding the Fourth Proportional to 52,817.91, 79,172.80 and 23,230.23

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Solution

The fourth proportional to 52,817.91, 79,172.80 and 23,230.23 is: 34,821.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,817.91 : 79,172.80 = 23,230.23 : x
  2. Step 2: Convert to fraction form
    52,817.91/79,172.80 = 23,230.23/x
  3. Step 3: Cross multiply
    52,817.91x = 79,172.80 × 23,230.23
  4. Step 4: Simplify right side
    52,817.91x = 1,839,202,295.67
  5. Step 5: Solve for x
    x = 1,839,202,295.67/52,817.91
  6. Step 6: Final answer
    x = 34,821.57

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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.