Home / 89,467.08-134,123.82-49,991.88

Finding the Fourth Proportional to 89,467.08, 134,123.82 and 49,991.88

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Solution

The fourth proportional to 89,467.08, 134,123.82 and 49,991.88 is: 74,944.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,467.08 : 134,123.82 = 49,991.88 : x
  2. Step 2: Convert to fraction form
    89,467.08/134,123.82 = 49,991.88/x
  3. Step 3: Cross multiply
    89,467.08x = 134,123.82 × 49,991.88
  4. Step 4: Simplify right side
    89,467.08x = 6,705,101,914.58
  5. Step 5: Solve for x
    x = 6,705,101,914.58/89,467.08
  6. Step 6: Final answer
    x = 74,944.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.