Home / 80,172.97-120,225.62-24,021.06

Finding the Fourth Proportional to 80,172.97, 120,225.62 and 24,021.06

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Solution

The fourth proportional to 80,172.97, 120,225.62 and 24,021.06 is: 36,021.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,172.97 : 120,225.62 = 24,021.06 : x
  2. Step 2: Convert to fraction form
    80,172.97/120,225.62 = 24,021.06/x
  3. Step 3: Cross multiply
    80,172.97x = 120,225.62 × 24,021.06
  4. Step 4: Simplify right side
    80,172.97x = 2,887,946,711.45
  5. Step 5: Solve for x
    x = 2,887,946,711.45/80,172.97
  6. Step 6: Final answer
    x = 36,021.45

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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.