Home / 54,667.62-75,442.11-30,467.91

Finding the Fourth Proportional to 54,667.62, 75,442.11 and 30,467.91

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Solution

The fourth proportional to 54,667.62, 75,442.11 and 30,467.91 is: 42,046.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,667.62 : 75,442.11 = 30,467.91 : x
  2. Step 2: Convert to fraction form
    54,667.62/75,442.11 = 30,467.91/x
  3. Step 3: Cross multiply
    54,667.62x = 75,442.11 × 30,467.91
  4. Step 4: Simplify right side
    54,667.62x = 2,298,563,417.69
  5. Step 5: Solve for x
    x = 2,298,563,417.69/54,667.62
  6. Step 6: Final answer
    x = 42,046.16

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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.