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Finding the Fourth Proportional to 176,424.60, 265,161.78 and 82,995.96

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Solution

The fourth proportional to 176,424.60, 265,161.78 and 82,995.96 is: 124,740.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,424.60 : 265,161.78 = 82,995.96 : x
  2. Step 2: Convert to fraction form
    176,424.60/265,161.78 = 82,995.96/x
  3. Step 3: Cross multiply
    176,424.60x = 265,161.78 × 82,995.96
  4. Step 4: Simplify right side
    176,424.60x = 22,007,356,486.41
  5. Step 5: Solve for x
    x = 22,007,356,486.41/176,424.60
  6. Step 6: Final answer
    x = 124,740.86

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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.