Home / 162,320.22-243,299.43-67,497.30

Finding the Fourth Proportional to 162,320.22, 243,299.43 and 67,497.30

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Solution

The fourth proportional to 162,320.22, 243,299.43 and 67,497.30 is: 101,170.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,320.22 : 243,299.43 = 67,497.30 : x
  2. Step 2: Convert to fraction form
    162,320.22/243,299.43 = 67,497.30/x
  3. Step 3: Cross multiply
    162,320.22x = 243,299.43 × 67,497.30
  4. Step 4: Simplify right side
    162,320.22x = 16,422,054,616.54
  5. Step 5: Solve for x
    x = 16,422,054,616.54/162,320.22
  6. Step 6: Final answer
    x = 101,170.73

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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.