Home / 89,171.41-133,718.22-33,728.53

Finding the Fourth Proportional to 89,171.41, 133,718.22 and 33,728.53

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Solution

The fourth proportional to 89,171.41, 133,718.22 and 33,728.53 is: 50,578.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,171.41 : 133,718.22 = 33,728.53 : x
  2. Step 2: Convert to fraction form
    89,171.41/133,718.22 = 33,728.53/x
  3. Step 3: Cross multiply
    89,171.41x = 133,718.22 × 33,728.53
  4. Step 4: Simplify right side
    89,171.41x = 4,510,119,161.96
  5. Step 5: Solve for x
    x = 4,510,119,161.96/89,171.41
  6. Step 6: Final answer
    x = 50,578.08

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1.5x scale

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.