Home / 132,590.72-182,997.92-84,841.76

Finding the Fourth Proportional to 132,590.72, 182,997.92 and 84,841.76

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Solution

The fourth proportional to 132,590.72, 182,997.92 and 84,841.76 is: 117,096.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,590.72 : 182,997.92 = 84,841.76 : x
  2. Step 2: Convert to fraction form
    132,590.72/182,997.92 = 84,841.76/x
  3. Step 3: Cross multiply
    132,590.72x = 182,997.92 × 84,841.76
  4. Step 4: Simplify right side
    132,590.72x = 15,525,865,609.14
  5. Step 5: Solve for x
    x = 15,525,865,609.14/132,590.72
  6. Step 6: Final answer
    x = 117,096.17

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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.