Home / 161,747.42-242,664.80-49,424.56

Finding the Fourth Proportional to 161,747.42, 242,664.80 and 49,424.56

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Solution

The fourth proportional to 161,747.42, 242,664.80 and 49,424.56 is: 74,150.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,747.42 : 242,664.80 = 49,424.56 : x
  2. Step 2: Convert to fraction form
    161,747.42/242,664.80 = 49,424.56/x
  3. Step 3: Cross multiply
    161,747.42x = 242,664.80 × 49,424.56
  4. Step 4: Simplify right side
    161,747.42x = 11,993,600,113.70
  5. Step 5: Solve for x
    x = 11,993,600,113.70/161,747.42
  6. Step 6: Final answer
    x = 74,150.18

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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.