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Finding the Fourth Proportional to 54,800.03, 75,625.04 and 30,922.08

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Solution

The fourth proportional to 54,800.03, 75,625.04 and 30,922.08 is: 42,673.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,800.03 : 75,625.04 = 30,922.08 : x
  2. Step 2: Convert to fraction form
    54,800.03/75,625.04 = 30,922.08/x
  3. Step 3: Cross multiply
    54,800.03x = 75,625.04 × 30,922.08
  4. Step 4: Simplify right side
    54,800.03x = 2,338,483,382.27
  5. Step 5: Solve for x
    x = 2,338,483,382.27/54,800.03
  6. Step 6: Final answer
    x = 42,673.03

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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.