Home / 133,421.04-184,167.84-82,472.82

Finding the Fourth Proportional to 133,421.04, 184,167.84 and 82,472.82

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Solution

The fourth proportional to 133,421.04, 184,167.84 and 82,472.82 is: 113,841.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,421.04 : 184,167.84 = 82,472.82 : x
  2. Step 2: Convert to fraction form
    133,421.04/184,167.84 = 82,472.82/x
  3. Step 3: Cross multiply
    133,421.04x = 184,167.84 × 82,472.82
  4. Step 4: Simplify right side
    133,421.04x = 15,188,841,118.11
  5. Step 5: Solve for x
    x = 15,188,841,118.11/133,421.04
  6. Step 6: Final answer
    x = 113,841.42

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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.