Home / 61,060.32-91,596.29-18,940.86

Finding the Fourth Proportional to 61,060.32, 91,596.29 and 18,940.86

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Solution

The fourth proportional to 61,060.32, 91,596.29 and 18,940.86 is: 28,413.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,060.32 : 91,596.29 = 18,940.86 : x
  2. Step 2: Convert to fraction form
    61,060.32/91,596.29 = 18,940.86/x
  3. Step 3: Cross multiply
    61,060.32x = 91,596.29 × 18,940.86
  4. Step 4: Simplify right side
    61,060.32x = 1,734,912,410.71
  5. Step 5: Solve for x
    x = 1,734,912,410.71/61,060.32
  6. Step 6: Final answer
    x = 28,413.09

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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.