Home / 89,060.68-133,418.10-79,596.64

Finding the Fourth Proportional to 89,060.68, 133,418.10 and 79,596.64

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Solution

The fourth proportional to 89,060.68, 133,418.10 and 79,596.64 is: 119,240.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,060.68 : 133,418.10 = 79,596.64 : x
  2. Step 2: Convert to fraction form
    89,060.68/133,418.10 = 79,596.64/x
  3. Step 3: Cross multiply
    89,060.68x = 133,418.10 × 79,596.64
  4. Step 4: Simplify right side
    89,060.68x = 10,619,632,475.18
  5. Step 5: Solve for x
    x = 10,619,632,475.18/89,060.68
  6. Step 6: Final answer
    x = 119,240.42

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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.