Home / 89,922.39-134,790.64-33,722.87

Finding the Fourth Proportional to 89,922.39, 134,790.64 and 33,722.87

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Solution

The fourth proportional to 89,922.39, 134,790.64 and 33,722.87 is: 50,549.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,922.39 : 134,790.64 = 33,722.87 : x
  2. Step 2: Convert to fraction form
    89,922.39/134,790.64 = 33,722.87/x
  3. Step 3: Cross multiply
    89,922.39x = 134,790.64 × 33,722.87
  4. Step 4: Simplify right side
    89,922.39x = 4,545,527,672.30
  5. Step 5: Solve for x
    x = 4,545,527,672.30/89,922.39
  6. Step 6: Final answer
    x = 50,549.45

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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.