Home / 176,333.23-243,505.86-122,764.69

Finding the Fourth Proportional to 176,333.23, 243,505.86 and 122,764.69

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Solution

The fourth proportional to 176,333.23, 243,505.86 and 122,764.69 is: 169,530.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,333.23 : 243,505.86 = 122,764.69 : x
  2. Step 2: Convert to fraction form
    176,333.23/243,505.86 = 122,764.69/x
  3. Step 3: Cross multiply
    176,333.23x = 243,505.86 × 122,764.69
  4. Step 4: Simplify right side
    176,333.23x = 29,893,919,584.73
  5. Step 5: Solve for x
    x = 29,893,919,584.73/176,333.23
  6. Step 6: Final answer
    x = 169,530.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.