Home / 89,411.50-123,383.46-53,594.56

Finding the Fourth Proportional to 89,411.50, 123,383.46 and 53,594.56

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Solution

The fourth proportional to 89,411.50, 123,383.46 and 53,594.56 is: 73,957.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,411.50 : 123,383.46 = 53,594.56 : x
  2. Step 2: Convert to fraction form
    89,411.50/123,383.46 = 53,594.56/x
  3. Step 3: Cross multiply
    89,411.50x = 123,383.46 × 53,594.56
  4. Step 4: Simplify right side
    89,411.50x = 6,612,682,249.98
  5. Step 5: Solve for x
    x = 6,612,682,249.98/89,411.50
  6. Step 6: Final answer
    x = 73,957.85

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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.