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Finding the Fourth Proportional to 54,665.01, 75,443.40 and 33,458.40

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Solution

The fourth proportional to 54,665.01, 75,443.40 and 33,458.40 is: 46,176.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,665.01 : 75,443.40 = 33,458.40 : x
  2. Step 2: Convert to fraction form
    54,665.01/75,443.40 = 33,458.40/x
  3. Step 3: Cross multiply
    54,665.01x = 75,443.40 × 33,458.40
  4. Step 4: Simplify right side
    54,665.01x = 2,524,215,454.56
  5. Step 5: Solve for x
    x = 2,524,215,454.56/54,665.01
  6. Step 6: Final answer
    x = 46,176.07

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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.