Home / 168,263.07-252,442.29-68,494.86

Finding the Fourth Proportional to 168,263.07, 252,442.29 and 68,494.86

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Solution

The fourth proportional to 168,263.07, 252,442.29 and 68,494.86 is: 102,761.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,263.07 : 252,442.29 = 68,494.86 : x
  2. Step 2: Convert to fraction form
    168,263.07/252,442.29 = 68,494.86/x
  3. Step 3: Cross multiply
    168,263.07x = 252,442.29 × 68,494.86
  4. Step 4: Simplify right side
    168,263.07x = 17,290,999,311.63
  5. Step 5: Solve for x
    x = 17,290,999,311.63/168,263.07
  6. Step 6: Final answer
    x = 102,761.70

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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.