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Finding the Fourth Proportional to 49,574.80, 68,413.01 and 26,913.61

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Solution

The fourth proportional to 49,574.80, 68,413.01 and 26,913.61 is: 37,140.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,574.80 : 68,413.01 = 26,913.61 : x
  2. Step 2: Convert to fraction form
    49,574.80/68,413.01 = 26,913.61/x
  3. Step 3: Cross multiply
    49,574.80x = 68,413.01 × 26,913.61
  4. Step 4: Simplify right side
    49,574.80x = 1,841,240,764.47
  5. Step 5: Solve for x
    x = 1,841,240,764.47/49,574.80
  6. Step 6: Final answer
    x = 37,140.66

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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.