Home / 29,761.75-41,044.30-19,700.20

Finding the Fourth Proportional to 29,761.75, 41,044.30 and 19,700.20

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Solution

The fourth proportional to 29,761.75, 41,044.30 and 19,700.20 is: 27,168.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,761.75 : 41,044.30 = 19,700.20 : x
  2. Step 2: Convert to fraction form
    29,761.75/41,044.30 = 19,700.20/x
  3. Step 3: Cross multiply
    29,761.75x = 41,044.30 × 19,700.20
  4. Step 4: Simplify right side
    29,761.75x = 808,580,918.86
  5. Step 5: Solve for x
    x = 808,580,918.86/29,761.75
  6. Step 6: Final answer
    x = 27,168.46

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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.