Home / 89,230.33-123,137.51-55,232.04

Finding the Fourth Proportional to 89,230.33, 123,137.51 and 55,232.04

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Solution

The fourth proportional to 89,230.33, 123,137.51 and 55,232.04 is: 76,220.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,230.33 : 123,137.51 = 55,232.04 : x
  2. Step 2: Convert to fraction form
    89,230.33/123,137.51 = 55,232.04/x
  3. Step 3: Cross multiply
    89,230.33x = 123,137.51 × 55,232.04
  4. Step 4: Simplify right side
    89,230.33x = 6,801,135,877.82
  5. Step 5: Solve for x
    x = 6,801,135,877.82/89,230.33
  6. Step 6: Final answer
    x = 76,220.00

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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.