Home / 37,083.30-51,178.61-21,170.13

Finding the Fourth Proportional to 37,083.30, 51,178.61 and 21,170.13

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Solution

The fourth proportional to 37,083.30, 51,178.61 and 21,170.13 is: 29,216.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,083.30 : 51,178.61 = 21,170.13 : x
  2. Step 2: Convert to fraction form
    37,083.30/51,178.61 = 21,170.13/x
  3. Step 3: Cross multiply
    37,083.30x = 51,178.61 × 21,170.13
  4. Step 4: Simplify right side
    37,083.30x = 1,083,457,721.07
  5. Step 5: Solve for x
    x = 1,083,457,721.07/37,083.30
  6. Step 6: Final answer
    x = 29,216.86

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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.