Home / 165,144.41-227,900.45-89,692.91

Finding the Fourth Proportional to 165,144.41, 227,900.45 and 89,692.91

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Solution

The fourth proportional to 165,144.41, 227,900.45 and 89,692.91 is: 123,776.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,144.41 : 227,900.45 = 89,692.91 : x
  2. Step 2: Convert to fraction form
    165,144.41/227,900.45 = 89,692.91/x
  3. Step 3: Cross multiply
    165,144.41x = 227,900.45 × 89,692.91
  4. Step 4: Simplify right side
    165,144.41x = 20,441,054,550.81
  5. Step 5: Solve for x
    x = 20,441,054,550.81/165,144.41
  6. Step 6: Final answer
    x = 123,776.85

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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.