Home / 37,168.60-51,292.50-20,172.92

Finding the Fourth Proportional to 37,168.60, 51,292.50 and 20,172.92

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Solution

The fourth proportional to 37,168.60, 51,292.50 and 20,172.92 is: 27,838.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,168.60 : 51,292.50 = 20,172.92 : x
  2. Step 2: Convert to fraction form
    37,168.60/51,292.50 = 20,172.92/x
  3. Step 3: Cross multiply
    37,168.60x = 51,292.50 × 20,172.92
  4. Step 4: Simplify right side
    37,168.60x = 1,034,719,499.10
  5. Step 5: Solve for x
    x = 1,034,719,499.10/37,168.60
  6. Step 6: Final answer
    x = 27,838.54

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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.