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Finding the Fourth Proportional to 114,413.80, 171,636.90 and 35,519.80

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Solution

The fourth proportional to 114,413.80, 171,636.90 and 35,519.80 is: 53,284.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,413.80 : 171,636.90 = 35,519.80 : x
  2. Step 2: Convert to fraction form
    114,413.80/171,636.90 = 35,519.80/x
  3. Step 3: Cross multiply
    114,413.80x = 171,636.90 × 35,519.80
  4. Step 4: Simplify right side
    114,413.80x = 6,096,508,360.62
  5. Step 5: Solve for x
    x = 6,096,508,360.62/114,413.80
  6. Step 6: Final answer
    x = 53,284.73

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1.5x scale

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.