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Finding the Fourth Proportional to 168,702.24, 232,800 and 93,246.24

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Solution

The fourth proportional to 168,702.24, 232,800 and 93,246.24 is: 128,674.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,702.24 : 232,800 = 93,246.24 : x
  2. Step 2: Convert to fraction form
    168,702.24/232,800 = 93,246.24/x
  3. Step 3: Cross multiply
    168,702.24x = 232,800 × 93,246.24
  4. Step 4: Simplify right side
    168,702.24x = 21,707,724,672
  5. Step 5: Solve for x
    x = 21,707,724,672/168,702.24
  6. Step 6: Final answer
    x = 128,674.79

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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.