Home / 188,094.20-282,184.25-81,495.86

Finding the Fourth Proportional to 188,094.20, 282,184.25 and 81,495.86

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Solution

The fourth proportional to 188,094.20, 282,184.25 and 81,495.86 is: 122,262.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,094.20 : 282,184.25 = 81,495.86 : x
  2. Step 2: Convert to fraction form
    188,094.20/282,184.25 = 81,495.86/x
  3. Step 3: Cross multiply
    188,094.20x = 282,184.25 × 81,495.86
  4. Step 4: Simplify right side
    188,094.20x = 22,996,846,313.80
  5. Step 5: Solve for x
    x = 22,996,846,313.80/188,094.20
  6. Step 6: Final answer
    x = 122,262.39

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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.