Home / 136,329.42-204,535.92-69,816.24

Finding the Fourth Proportional to 136,329.42, 204,535.92 and 69,816.24

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Solution

The fourth proportional to 136,329.42, 204,535.92 and 69,816.24 is: 104,745.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,329.42 : 204,535.92 = 69,816.24 : x
  2. Step 2: Convert to fraction form
    136,329.42/204,535.92 = 69,816.24/x
  3. Step 3: Cross multiply
    136,329.42x = 204,535.92 × 69,816.24
  4. Step 4: Simplify right side
    136,329.42x = 14,279,928,879.34
  5. Step 5: Solve for x
    x = 14,279,928,879.34/136,329.42
  6. Step 6: Final answer
    x = 104,745.76

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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.