Home / 89,247.15-133,785.41-33,072.17

Finding the Fourth Proportional to 89,247.15, 133,785.41 and 33,072.17

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Solution

The fourth proportional to 89,247.15, 133,785.41 and 33,072.17 is: 49,576.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,247.15 : 133,785.41 = 33,072.17 : x
  2. Step 2: Convert to fraction form
    89,247.15/133,785.41 = 33,072.17/x
  3. Step 3: Cross multiply
    89,247.15x = 133,785.41 × 33,072.17
  4. Step 4: Simplify right side
    89,247.15x = 4,424,572,988.75
  5. Step 5: Solve for x
    x = 4,424,572,988.75/89,247.15
  6. Step 6: Final answer
    x = 49,576.63

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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.