Home / 54,822.08-75,654.24-30,948.48

Finding the Fourth Proportional to 54,822.08, 75,654.24 and 30,948.48

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Solution

The fourth proportional to 54,822.08, 75,654.24 and 30,948.48 is: 42,708.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,822.08 : 75,654.24 = 30,948.48 : x
  2. Step 2: Convert to fraction form
    54,822.08/75,654.24 = 30,948.48/x
  3. Step 3: Cross multiply
    54,822.08x = 75,654.24 × 30,948.48
  4. Step 4: Simplify right side
    54,822.08x = 2,341,383,733.56
  5. Step 5: Solve for x
    x = 2,341,383,733.56/54,822.08
  6. Step 6: Final answer
    x = 42,708.77

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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.