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Finding the Fourth Proportional to 61,792.32, 92,716.05 and 28,494.51

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Solution

The fourth proportional to 61,792.32, 92,716.05 and 28,494.51 is: 42,754.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,792.32 : 92,716.05 = 28,494.51 : x
  2. Step 2: Convert to fraction form
    61,792.32/92,716.05 = 28,494.51/x
  3. Step 3: Cross multiply
    61,792.32x = 92,716.05 × 28,494.51
  4. Step 4: Simplify right side
    61,792.32x = 2,641,898,413.89
  5. Step 5: Solve for x
    x = 2,641,898,413.89/61,792.32
  6. Step 6: Final answer
    x = 42,754.48

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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.