Home / 31,195.83-43,053.21-17,050.80

Finding the Fourth Proportional to 31,195.83, 43,053.21 and 17,050.80

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Solution

The fourth proportional to 31,195.83, 43,053.21 and 17,050.80 is: 23,531.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,195.83 : 43,053.21 = 17,050.80 : x
  2. Step 2: Convert to fraction form
    31,195.83/43,053.21 = 17,050.80/x
  3. Step 3: Cross multiply
    31,195.83x = 43,053.21 × 17,050.80
  4. Step 4: Simplify right side
    31,195.83x = 734,091,673.07
  5. Step 5: Solve for x
    x = 734,091,673.07/31,195.83
  6. Step 6: Final answer
    x = 23,531.72

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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.