Home / 36,123.95-54,186.01-19,491.82

Finding the Fourth Proportional to 36,123.95, 54,186.01 and 19,491.82

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Solution

The fourth proportional to 36,123.95, 54,186.01 and 19,491.82 is: 29,237.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,123.95 : 54,186.01 = 19,491.82 : x
  2. Step 2: Convert to fraction form
    36,123.95/54,186.01 = 19,491.82/x
  3. Step 3: Cross multiply
    36,123.95x = 54,186.01 × 19,491.82
  4. Step 4: Simplify right side
    36,123.95x = 1,056,183,769.24
  5. Step 5: Solve for x
    x = 1,056,183,769.24/36,123.95
  6. Step 6: Final answer
    x = 29,237.77

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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.