Home / 37,168.65-51,292.32-20,172.93

Finding the Fourth Proportional to 37,168.65, 51,292.32 and 20,172.93

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Solution

The fourth proportional to 37,168.65, 51,292.32 and 20,172.93 is: 27,838.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,168.65 : 51,292.32 = 20,172.93 : x
  2. Step 2: Convert to fraction form
    37,168.65/51,292.32 = 20,172.93/x
  3. Step 3: Cross multiply
    37,168.65x = 51,292.32 × 20,172.93
  4. Step 4: Simplify right side
    37,168.65x = 1,034,716,380.90
  5. Step 5: Solve for x
    x = 1,034,716,380.90/37,168.65
  6. Step 6: Final answer
    x = 27,838.42

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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.