Home / 40,199.45-60,301.68-13,543.23

Finding the Fourth Proportional to 40,199.45, 60,301.68 and 13,543.23

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Solution

The fourth proportional to 40,199.45, 60,301.68 and 13,543.23 is: 20,315.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,199.45 : 60,301.68 = 13,543.23 : x
  2. Step 2: Convert to fraction form
    40,199.45/60,301.68 = 13,543.23/x
  3. Step 3: Cross multiply
    40,199.45x = 60,301.68 × 13,543.23
  4. Step 4: Simplify right side
    40,199.45x = 816,679,292.92
  5. Step 5: Solve for x
    x = 816,679,292.92/40,199.45
  6. Step 6: Final answer
    x = 20,315.68

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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.