Home / 40,747.47-61,123.94-11,162.84

Finding the Fourth Proportional to 40,747.47, 61,123.94 and 11,162.84

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Solution

The fourth proportional to 40,747.47, 61,123.94 and 11,162.84 is: 16,745.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,747.47 : 61,123.94 = 11,162.84 : x
  2. Step 2: Convert to fraction form
    40,747.47/61,123.94 = 11,162.84/x
  3. Step 3: Cross multiply
    40,747.47x = 61,123.94 × 11,162.84
  4. Step 4: Simplify right side
    40,747.47x = 682,316,400.96
  5. Step 5: Solve for x
    x = 682,316,400.96/40,747.47
  6. Step 6: Final answer
    x = 16,745.00

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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.