Home / 89,553.03-134,218.82-45,192.47

Finding the Fourth Proportional to 89,553.03, 134,218.82 and 45,192.47

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Solution

The fourth proportional to 89,553.03, 134,218.82 and 45,192.47 is: 67,732.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,553.03 : 134,218.82 = 45,192.47 : x
  2. Step 2: Convert to fraction form
    89,553.03/134,218.82 = 45,192.47/x
  3. Step 3: Cross multiply
    89,553.03x = 134,218.82 × 45,192.47
  4. Step 4: Simplify right side
    89,553.03x = 6,065,679,996.29
  5. Step 5: Solve for x
    x = 6,065,679,996.29/89,553.03
  6. Step 6: Final answer
    x = 67,732.83

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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.