Home / 272,333.88-408,500.64-82,795.77

Finding the Fourth Proportional to 272,333.88, 408,500.64 and 82,795.77

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Solution

The fourth proportional to 272,333.88, 408,500.64 and 82,795.77 is: 124,193.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,333.88 : 408,500.64 = 82,795.77 : x
  2. Step 2: Convert to fraction form
    272,333.88/408,500.64 = 82,795.77/x
  3. Step 3: Cross multiply
    272,333.88x = 408,500.64 × 82,795.77
  4. Step 4: Simplify right side
    272,333.88x = 33,822,125,034.29
  5. Step 5: Solve for x
    x = 33,822,125,034.29/272,333.88
  6. Step 6: Final answer
    x = 124,193.60

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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.