Home / 37,108.90-51,210.93-21,195.10

Finding the Fourth Proportional to 37,108.90, 51,210.93 and 21,195.10

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Solution

The fourth proportional to 37,108.90, 51,210.93 and 21,195.10 is: 29,249.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,108.90 : 51,210.93 = 21,195.10 : x
  2. Step 2: Convert to fraction form
    37,108.90/51,210.93 = 21,195.10/x
  3. Step 3: Cross multiply
    37,108.90x = 51,210.93 × 21,195.10
  4. Step 4: Simplify right side
    37,108.90x = 1,085,420,782.44
  5. Step 5: Solve for x
    x = 1,085,420,782.44/37,108.90
  6. Step 6: Final answer
    x = 29,249.61

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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.