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Finding the Fourth Proportional to 119,949.24, 165,544.56 and 69,648.24

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Solution

The fourth proportional to 119,949.24, 165,544.56 and 69,648.24 is: 96,123.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,949.24 : 165,544.56 = 69,648.24 : x
  2. Step 2: Convert to fraction form
    119,949.24/165,544.56 = 69,648.24/x
  3. Step 3: Cross multiply
    119,949.24x = 165,544.56 × 69,648.24
  4. Step 4: Simplify right side
    119,949.24x = 11,529,887,245.57
  5. Step 5: Solve for x
    x = 11,529,887,245.57/119,949.24
  6. Step 6: Final answer
    x = 96,123.05

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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.