Home / 96,321.12-144,131.52-79,524.96

Finding the Fourth Proportional to 96,321.12, 144,131.52 and 79,524.96

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Solution

The fourth proportional to 96,321.12, 144,131.52 and 79,524.96 is: 118,998.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,321.12 : 144,131.52 = 79,524.96 : x
  2. Step 2: Convert to fraction form
    96,321.12/144,131.52 = 79,524.96/x
  3. Step 3: Cross multiply
    96,321.12x = 144,131.52 × 79,524.96
  4. Step 4: Simplify right side
    96,321.12x = 11,462,053,362.74
  5. Step 5: Solve for x
    x = 11,462,053,362.74/96,321.12
  6. Step 6: Final answer
    x = 118,998.34

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1.5x scale

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.