Home / 89,108.16-133,662.24-35,824.38

Finding the Fourth Proportional to 89,108.16, 133,662.24 and 35,824.38

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Solution

The fourth proportional to 89,108.16, 133,662.24 and 35,824.38 is: 53,736.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,108.16 : 133,662.24 = 35,824.38 : x
  2. Step 2: Convert to fraction form
    89,108.16/133,662.24 = 35,824.38/x
  3. Step 3: Cross multiply
    89,108.16x = 133,662.24 × 35,824.38
  4. Step 4: Simplify right side
    89,108.16x = 4,788,366,877.41
  5. Step 5: Solve for x
    x = 4,788,366,877.41/89,108.16
  6. Step 6: Final answer
    x = 53,736.57

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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.