Home / 107,924.20-162,032.10-68,558.20

Finding the Fourth Proportional to 107,924.20, 162,032.10 and 68,558.20

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Solution

The fourth proportional to 107,924.20, 162,032.10 and 68,558.20 is: 102,929.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,924.20 : 162,032.10 = 68,558.20 : x
  2. Step 2: Convert to fraction form
    107,924.20/162,032.10 = 68,558.20/x
  3. Step 3: Cross multiply
    107,924.20x = 162,032.10 × 68,558.20
  4. Step 4: Simplify right side
    107,924.20x = 11,108,629,118.22
  5. Step 5: Solve for x
    x = 11,108,629,118.22/107,924.20
  6. Step 6: Final answer
    x = 102,929.92

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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.