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Finding the Fourth Proportional to 29,477.80, 44,151.90 and 17,770.60

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Solution

The fourth proportional to 29,477.80, 44,151.90 and 17,770.60 is: 26,616.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,477.80 : 44,151.90 = 17,770.60 : x
  2. Step 2: Convert to fraction form
    29,477.80/44,151.90 = 17,770.60/x
  3. Step 3: Cross multiply
    29,477.80x = 44,151.90 × 17,770.60
  4. Step 4: Simplify right side
    29,477.80x = 784,605,754.14
  5. Step 5: Solve for x
    x = 784,605,754.14/29,477.80
  6. Step 6: Final answer
    x = 26,616.84

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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.