Home / 89,174.43-133,713.36-39,196.08

Finding the Fourth Proportional to 89,174.43, 133,713.36 and 39,196.08

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Solution

The fourth proportional to 89,174.43, 133,713.36 and 39,196.08 is: 58,772.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,174.43 : 133,713.36 = 39,196.08 : x
  2. Step 2: Convert to fraction form
    89,174.43/133,713.36 = 39,196.08/x
  3. Step 3: Cross multiply
    89,174.43x = 133,713.36 × 39,196.08
  4. Step 4: Simplify right side
    89,174.43x = 5,241,039,555.63
  5. Step 5: Solve for x
    x = 5,241,039,555.63/89,174.43
  6. Step 6: Final answer
    x = 58,772.90

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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.