Home / 102,584.01-154,146.63-55,234.11

Finding the Fourth Proportional to 102,584.01, 154,146.63 and 55,234.11

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Solution

The fourth proportional to 102,584.01, 154,146.63 and 55,234.11 is: 82,996.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,584.01 : 154,146.63 = 55,234.11 : x
  2. Step 2: Convert to fraction form
    102,584.01/154,146.63 = 55,234.11/x
  3. Step 3: Cross multiply
    102,584.01x = 154,146.63 × 55,234.11
  4. Step 4: Simplify right side
    102,584.01x = 8,514,151,641.38
  5. Step 5: Solve for x
    x = 8,514,151,641.38/102,584.01
  6. Step 6: Final answer
    x = 82,996.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.