Home / 40,193.62-60,300.42-12,113.08

Finding the Fourth Proportional to 40,193.62, 60,300.42 and 12,113.08

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Solution

The fourth proportional to 40,193.62, 60,300.42 and 12,113.08 is: 18,172.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,193.62 : 60,300.42 = 12,113.08 : x
  2. Step 2: Convert to fraction form
    40,193.62/60,300.42 = 12,113.08/x
  3. Step 3: Cross multiply
    40,193.62x = 60,300.42 × 12,113.08
  4. Step 4: Simplify right side
    40,193.62x = 730,423,811.49
  5. Step 5: Solve for x
    x = 730,423,811.49/40,193.62
  6. Step 6: Final answer
    x = 18,172.63

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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.