Home / 89,079.14-122,898.70-50,811.19

Finding the Fourth Proportional to 89,079.14, 122,898.70 and 50,811.19

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Solution

The fourth proportional to 89,079.14, 122,898.70 and 50,811.19 is: 70,102.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,079.14 : 122,898.70 = 50,811.19 : x
  2. Step 2: Convert to fraction form
    89,079.14/122,898.70 = 50,811.19/x
  3. Step 3: Cross multiply
    89,079.14x = 122,898.70 × 50,811.19
  4. Step 4: Simplify right side
    89,079.14x = 6,244,629,196.45
  5. Step 5: Solve for x
    x = 6,244,629,196.45/89,079.14
  6. Step 6: Final answer
    x = 70,102.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.