Home / 40,118.96-60,179.11-15,170.82

Finding the Fourth Proportional to 40,118.96, 60,179.11 and 15,170.82

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Solution

The fourth proportional to 40,118.96, 60,179.11 and 15,170.82 is: 22,756.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,118.96 : 60,179.11 = 15,170.82 : x
  2. Step 2: Convert to fraction form
    40,118.96/60,179.11 = 15,170.82/x
  3. Step 3: Cross multiply
    40,118.96x = 60,179.11 × 15,170.82
  4. Step 4: Simplify right side
    40,118.96x = 912,966,483.50
  5. Step 5: Solve for x
    x = 912,966,483.50/40,118.96
  6. Step 6: Final answer
    x = 22,756.49

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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.