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Finding the Fourth Proportional to 171,294.57, 236,392.83 and 93,775.65

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Solution

The fourth proportional to 171,294.57, 236,392.83 and 93,775.65 is: 129,413.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,294.57 : 236,392.83 = 93,775.65 : x
  2. Step 2: Convert to fraction form
    171,294.57/236,392.83 = 93,775.65/x
  3. Step 3: Cross multiply
    171,294.57x = 236,392.83 × 93,775.65
  4. Step 4: Simplify right side
    171,294.57x = 22,167,891,288.59
  5. Step 5: Solve for x
    x = 22,167,891,288.59/171,294.57
  6. Step 6: Final answer
    x = 129,413.86

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1.5x scale

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.