Home / 37,175.80-51,300.85-20,179.66

Finding the Fourth Proportional to 37,175.80, 51,300.85 and 20,179.66

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Solution

The fourth proportional to 37,175.80, 51,300.85 and 20,179.66 is: 27,846.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,175.80 : 51,300.85 = 20,179.66 : x
  2. Step 2: Convert to fraction form
    37,175.80/51,300.85 = 20,179.66/x
  3. Step 3: Cross multiply
    37,175.80x = 51,300.85 × 20,179.66
  4. Step 4: Simplify right side
    37,175.80x = 1,035,233,710.71
  5. Step 5: Solve for x
    x = 1,035,233,710.71/37,175.80
  6. Step 6: Final answer
    x = 27,846.98

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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.