Home / 89,155.50-123,037.62-48,869.26

Finding the Fourth Proportional to 89,155.50, 123,037.62 and 48,869.26

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Solution

The fourth proportional to 89,155.50, 123,037.62 and 48,869.26 is: 67,441.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,155.50 : 123,037.62 = 48,869.26 : x
  2. Step 2: Convert to fraction form
    89,155.50/123,037.62 = 48,869.26/x
  3. Step 3: Cross multiply
    89,155.50x = 123,037.62 × 48,869.26
  4. Step 4: Simplify right side
    89,155.50x = 6,012,757,441.56
  5. Step 5: Solve for x
    x = 6,012,757,441.56/89,155.50
  6. Step 6: Final answer
    x = 67,441.24

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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.