Home / 89,027.67-133,561.51-29,861.83

Finding the Fourth Proportional to 89,027.67, 133,561.51 and 29,861.83

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Solution

The fourth proportional to 89,027.67, 133,561.51 and 29,861.83 is: 44,799.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,027.67 : 133,561.51 = 29,861.83 : x
  2. Step 2: Convert to fraction form
    89,027.67/133,561.51 = 29,861.83/x
  3. Step 3: Cross multiply
    89,027.67x = 133,561.51 × 29,861.83
  4. Step 4: Simplify right side
    89,027.67x = 3,988,390,289.05
  5. Step 5: Solve for x
    x = 3,988,390,289.05/89,027.67
  6. Step 6: Final answer
    x = 44,799.45

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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.