Home / 49,555.72-68,364.57-29,413.45

Finding the Fourth Proportional to 49,555.72, 68,364.57 and 29,413.45

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Solution

The fourth proportional to 49,555.72, 68,364.57 and 29,413.45 is: 40,577.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,555.72 : 68,364.57 = 29,413.45 : x
  2. Step 2: Convert to fraction form
    49,555.72/68,364.57 = 29,413.45/x
  3. Step 3: Cross multiply
    49,555.72x = 68,364.57 × 29,413.45
  4. Step 4: Simplify right side
    49,555.72x = 2,010,837,861.47
  5. Step 5: Solve for x
    x = 2,010,837,861.47/49,555.72
  6. Step 6: Final answer
    x = 40,577.31

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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.