Home / 87,370.02-131,022.69-31,195.03

Finding the Fourth Proportional to 87,370.02, 131,022.69 and 31,195.03

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Solution

The fourth proportional to 87,370.02, 131,022.69 and 31,195.03 is: 46,781.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,370.02 : 131,022.69 = 31,195.03 : x
  2. Step 2: Convert to fraction form
    87,370.02/131,022.69 = 31,195.03/x
  3. Step 3: Cross multiply
    87,370.02x = 131,022.69 × 31,195.03
  4. Step 4: Simplify right side
    87,370.02x = 4,087,256,745.23
  5. Step 5: Solve for x
    x = 4,087,256,745.23/87,370.02
  6. Step 6: Final answer
    x = 46,781.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.