Home / 67,724.67-101,596.53-28,272.81

Finding the Fourth Proportional to 67,724.67, 101,596.53 and 28,272.81

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Solution

The fourth proportional to 67,724.67, 101,596.53 and 28,272.81 is: 42,413.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,724.67 : 101,596.53 = 28,272.81 : x
  2. Step 2: Convert to fraction form
    67,724.67/101,596.53 = 28,272.81/x
  3. Step 3: Cross multiply
    67,724.67x = 101,596.53 × 28,272.81
  4. Step 4: Simplify right side
    67,724.67x = 2,872,419,389.35
  5. Step 5: Solve for x
    x = 2,872,419,389.35/67,724.67
  6. Step 6: Final answer
    x = 42,413.19

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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.