Home / 161,387.54-242,094.22-49,077.80

Finding the Fourth Proportional to 161,387.54, 242,094.22 and 49,077.80

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Solution

The fourth proportional to 161,387.54, 242,094.22 and 49,077.80 is: 73,620.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,387.54 : 242,094.22 = 49,077.80 : x
  2. Step 2: Convert to fraction form
    161,387.54/242,094.22 = 49,077.80/x
  3. Step 3: Cross multiply
    161,387.54x = 242,094.22 × 49,077.80
  4. Step 4: Simplify right side
    161,387.54x = 11,881,451,285.00
  5. Step 5: Solve for x
    x = 11,881,451,285.00/161,387.54
  6. Step 6: Final answer
    x = 73,620.62

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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.