Home / 54,105.61-74,664.35-30,232.48

Finding the Fourth Proportional to 54,105.61, 74,664.35 and 30,232.48

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Solution

The fourth proportional to 54,105.61, 74,664.35 and 30,232.48 is: 41,720.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,105.61 : 74,664.35 = 30,232.48 : x
  2. Step 2: Convert to fraction form
    54,105.61/74,664.35 = 30,232.48/x
  3. Step 3: Cross multiply
    54,105.61x = 74,664.35 × 30,232.48
  4. Step 4: Simplify right side
    54,105.61x = 2,257,288,383.63
  5. Step 5: Solve for x
    x = 2,257,288,383.63/54,105.61
  6. Step 6: Final answer
    x = 41,720.04

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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.