Home / 161,333.85-242,000.63-49,013.61

Finding the Fourth Proportional to 161,333.85, 242,000.63 and 49,013.61

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Solution

The fourth proportional to 161,333.85, 242,000.63 and 49,013.61 is: 73,520.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,333.85 : 242,000.63 = 49,013.61 : x
  2. Step 2: Convert to fraction form
    161,333.85/242,000.63 = 49,013.61/x
  3. Step 3: Cross multiply
    161,333.85x = 242,000.63 × 49,013.61
  4. Step 4: Simplify right side
    161,333.85x = 11,861,324,253.51
  5. Step 5: Solve for x
    x = 11,861,324,253.51/161,333.85
  6. Step 6: Final answer
    x = 73,520.37

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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.