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Finding the Fourth Proportional to 67,012.50, 92,413.87 and 44,001.74

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Solution

The fourth proportional to 67,012.50, 92,413.87 and 44,001.74 is: 60,680.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,012.50 : 92,413.87 = 44,001.74 : x
  2. Step 2: Convert to fraction form
    67,012.50/92,413.87 = 44,001.74/x
  3. Step 3: Cross multiply
    67,012.50x = 92,413.87 × 44,001.74
  4. Step 4: Simplify right side
    67,012.50x = 4,066,371,215.86
  5. Step 5: Solve for x
    x = 4,066,371,215.86/67,012.50
  6. Step 6: Final answer
    x = 60,680.78

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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.