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Finding the Fourth Proportional to 54,236.34, 74,873.34 and 34,104.30

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Solution

The fourth proportional to 54,236.34, 74,873.34 and 34,104.30 is: 47,081.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,236.34 : 74,873.34 = 34,104.30 : x
  2. Step 2: Convert to fraction form
    54,236.34/74,873.34 = 34,104.30/x
  3. Step 3: Cross multiply
    54,236.34x = 74,873.34 × 34,104.30
  4. Step 4: Simplify right side
    54,236.34x = 2,553,502,849.36
  5. Step 5: Solve for x
    x = 2,553,502,849.36/54,236.34
  6. Step 6: Final answer
    x = 47,081.03

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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.