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Finding the Fourth Proportional to 54,786.04, 75,604.74 and 29,635.54

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Solution

The fourth proportional to 54,786.04, 75,604.74 and 29,635.54 is: 40,897.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,786.04 : 75,604.74 = 29,635.54 : x
  2. Step 2: Convert to fraction form
    54,786.04/75,604.74 = 29,635.54/x
  3. Step 3: Cross multiply
    54,786.04x = 75,604.74 × 29,635.54
  4. Step 4: Simplify right side
    54,786.04x = 2,240,587,296.46
  5. Step 5: Solve for x
    x = 2,240,587,296.46/54,786.04
  6. Step 6: Final answer
    x = 40,897.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.