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Finding the Fourth Proportional to 174,429.80, 261,644.70 and 62,236.70

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Solution

The fourth proportional to 174,429.80, 261,644.70 and 62,236.70 is: 93,355.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,429.80 : 261,644.70 = 62,236.70 : x
  2. Step 2: Convert to fraction form
    174,429.80/261,644.70 = 62,236.70/x
  3. Step 3: Cross multiply
    174,429.80x = 261,644.70 × 62,236.70
  4. Step 4: Simplify right side
    174,429.80x = 16,283,902,700.49
  5. Step 5: Solve for x
    x = 16,283,902,700.49/174,429.80
  6. Step 6: Final answer
    x = 93,355.05

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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.