Home / 89,878.78-134,679.57-44,234.07

Finding the Fourth Proportional to 89,878.78, 134,679.57 and 44,234.07

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Solution

The fourth proportional to 89,878.78, 134,679.57 and 44,234.07 is: 66,282.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,878.78 : 134,679.57 = 44,234.07 : x
  2. Step 2: Convert to fraction form
    89,878.78/134,679.57 = 44,234.07/x
  3. Step 3: Cross multiply
    89,878.78x = 134,679.57 × 44,234.07
  4. Step 4: Simplify right side
    89,878.78x = 5,957,425,526.95
  5. Step 5: Solve for x
    x = 5,957,425,526.95/89,878.78
  6. Step 6: Final answer
    x = 66,282.89

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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.