Home / 177,372.46-244,779.68-100,889.58

Finding the Fourth Proportional to 177,372.46, 244,779.68 and 100,889.58

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Solution

The fourth proportional to 177,372.46, 244,779.68 and 100,889.58 is: 139,230.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,372.46 : 244,779.68 = 100,889.58 : x
  2. Step 2: Convert to fraction form
    177,372.46/244,779.68 = 100,889.58/x
  3. Step 3: Cross multiply
    177,372.46x = 244,779.68 × 100,889.58
  4. Step 4: Simplify right side
    177,372.46x = 24,695,719,107.73
  5. Step 5: Solve for x
    x = 24,695,719,107.73/177,372.46
  6. Step 6: Final answer
    x = 139,230.85

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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.