Home / 54,103.78-74,658.36-30,227.14

Finding the Fourth Proportional to 54,103.78, 74,658.36 and 30,227.14

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Solution

The fourth proportional to 54,103.78, 74,658.36 and 30,227.14 is: 41,710.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,103.78 : 74,658.36 = 30,227.14 : x
  2. Step 2: Convert to fraction form
    54,103.78/74,658.36 = 30,227.14/x
  3. Step 3: Cross multiply
    54,103.78x = 74,658.36 × 30,227.14
  4. Step 4: Simplify right side
    54,103.78x = 2,256,708,699.89
  5. Step 5: Solve for x
    x = 2,256,708,699.89/54,103.78
  6. Step 6: Final answer
    x = 41,710.74

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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.