Home / 89,114.46-122,974.20-53,283.30

Finding the Fourth Proportional to 89,114.46, 122,974.20 and 53,283.30

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Solution

The fourth proportional to 89,114.46, 122,974.20 and 53,283.30 is: 73,528.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,114.46 : 122,974.20 = 53,283.30 : x
  2. Step 2: Convert to fraction form
    89,114.46/122,974.20 = 53,283.30/x
  3. Step 3: Cross multiply
    89,114.46x = 122,974.20 × 53,283.30
  4. Step 4: Simplify right side
    89,114.46x = 6,552,471,190.86
  5. Step 5: Solve for x
    x = 6,552,471,190.86/89,114.46
  6. Step 6: Final answer
    x = 73,528.71

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1.5x scale

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.