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Finding the Fourth Proportional to 29,266.69, 43,899.87 and 7,080.18

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Solution

The fourth proportional to 29,266.69, 43,899.87 and 7,080.18 is: 10,620.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,266.69 : 43,899.87 = 7,080.18 : x
  2. Step 2: Convert to fraction form
    29,266.69/43,899.87 = 7,080.18/x
  3. Step 3: Cross multiply
    29,266.69x = 43,899.87 × 7,080.18
  4. Step 4: Simplify right side
    29,266.69x = 310,818,981.58
  5. Step 5: Solve for x
    x = 310,818,981.58/29,266.69
  6. Step 6: Final answer
    x = 10,620.23

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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.