Home / 37,168.53-51,292.95-20,172.92

Finding the Fourth Proportional to 37,168.53, 51,292.95 and 20,172.92

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Solution

The fourth proportional to 37,168.53, 51,292.95 and 20,172.92 is: 27,838.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,168.53 : 51,292.95 = 20,172.92 : x
  2. Step 2: Convert to fraction form
    37,168.53/51,292.95 = 20,172.92/x
  3. Step 3: Cross multiply
    37,168.53x = 51,292.95 × 20,172.92
  4. Step 4: Simplify right side
    37,168.53x = 1,034,728,320.45
  5. Step 5: Solve for x
    x = 1,034,728,320.45/37,168.53
  6. Step 6: Final answer
    x = 27,838.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.