Home / 37,121.72-51,235.07-29,039.27

Finding the Fourth Proportional to 37,121.72, 51,235.07 and 29,039.27

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Solution

The fourth proportional to 37,121.72, 51,235.07 and 29,039.27 is: 40,079.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,121.72 : 51,235.07 = 29,039.27 : x
  2. Step 2: Convert to fraction form
    37,121.72/51,235.07 = 29,039.27/x
  3. Step 3: Cross multiply
    37,121.72x = 51,235.07 × 29,039.27
  4. Step 4: Simplify right side
    37,121.72x = 1,487,828,629.83
  5. Step 5: Solve for x
    x = 1,487,828,629.83/37,121.72
  6. Step 6: Final answer
    x = 40,079.74

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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.