Home / 54,181.60-74,769.16-30,310.92

Finding the Fourth Proportional to 54,181.60, 74,769.16 and 30,310.92

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Solution

The fourth proportional to 54,181.60, 74,769.16 and 30,310.92 is: 41,828.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,181.60 : 74,769.16 = 30,310.92 : x
  2. Step 2: Convert to fraction form
    54,181.60/74,769.16 = 30,310.92/x
  3. Step 3: Cross multiply
    54,181.60x = 74,769.16 × 30,310.92
  4. Step 4: Simplify right side
    54,181.60x = 2,266,322,027.23
  5. Step 5: Solve for x
    x = 2,266,322,027.23/54,181.60
  6. Step 6: Final answer
    x = 41,828.26

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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.