Home / 66,446.24-99,533.28-53,227.04

Finding the Fourth Proportional to 66,446.24, 99,533.28 and 53,227.04

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Solution

The fourth proportional to 66,446.24, 99,533.28 and 53,227.04 is: 79,731.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,446.24 : 99,533.28 = 53,227.04 : x
  2. Step 2: Convert to fraction form
    66,446.24/99,533.28 = 53,227.04/x
  3. Step 3: Cross multiply
    66,446.24x = 99,533.28 × 53,227.04
  4. Step 4: Simplify right side
    66,446.24x = 5,297,861,875.89
  5. Step 5: Solve for x
    x = 5,297,861,875.89/66,446.24
  6. Step 6: Final answer
    x = 79,731.55

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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.