Home / 66,505.32-99,747.18-27,060.84

Finding the Fourth Proportional to 66,505.32, 99,747.18 and 27,060.84

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Solution

The fourth proportional to 66,505.32, 99,747.18 and 27,060.84 is: 40,586.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,505.32 : 99,747.18 = 27,060.84 : x
  2. Step 2: Convert to fraction form
    66,505.32/99,747.18 = 27,060.84/x
  3. Step 3: Cross multiply
    66,505.32x = 99,747.18 × 27,060.84
  4. Step 4: Simplify right side
    66,505.32x = 2,699,242,478.43
  5. Step 5: Solve for x
    x = 2,699,242,478.43/66,505.32
  6. Step 6: Final answer
    x = 40,586.87

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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.