Home / 92,611.28-127,804.18-50,169.78

Finding the Fourth Proportional to 92,611.28, 127,804.18 and 50,169.78

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Solution

The fourth proportional to 92,611.28, 127,804.18 and 50,169.78 is: 69,234.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,611.28 : 127,804.18 = 50,169.78 : x
  2. Step 2: Convert to fraction form
    92,611.28/127,804.18 = 50,169.78/x
  3. Step 3: Cross multiply
    92,611.28x = 127,804.18 × 50,169.78
  4. Step 4: Simplify right side
    92,611.28x = 6,411,907,593.68
  5. Step 5: Solve for x
    x = 6,411,907,593.68/92,611.28
  6. Step 6: Final answer
    x = 69,234.63

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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.