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Finding the Fourth Proportional to 232.59, 348.95 and 124.45

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Solution

The fourth proportional to 232.59, 348.95 and 124.45 is: 186.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    232.59 : 348.95 = 124.45 : x
  2. Step 2: Convert to fraction form
    232.59/348.95 = 124.45/x
  3. Step 3: Cross multiply
    232.59x = 348.95 × 124.45
  4. Step 4: Simplify right side
    232.59x = 43,426.83
  5. Step 5: Solve for x
    x = 43,426.83/232.59
  6. Step 6: Final answer
    x = 186.71

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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.