Home / 37,108.43-51,209.98-21,192.76

Finding the Fourth Proportional to 37,108.43, 51,209.98 and 21,192.76

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Solution

The fourth proportional to 37,108.43, 51,209.98 and 21,192.76 is: 29,246.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,108.43 : 51,209.98 = 21,192.76 : x
  2. Step 2: Convert to fraction form
    37,108.43/51,209.98 = 21,192.76/x
  3. Step 3: Cross multiply
    37,108.43x = 51,209.98 × 21,192.76
  4. Step 4: Simplify right side
    37,108.43x = 1,085,280,815.74
  5. Step 5: Solve for x
    x = 1,085,280,815.74/37,108.43
  6. Step 6: Final answer
    x = 29,246.21

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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.