Home / 37,192.53-51,326.06-20,425.53

Finding the Fourth Proportional to 37,192.53, 51,326.06 and 20,425.53

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Solution

The fourth proportional to 37,192.53, 51,326.06 and 20,425.53 is: 28,187.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,192.53 : 51,326.06 = 20,425.53 : x
  2. Step 2: Convert to fraction form
    37,192.53/51,326.06 = 20,425.53/x
  3. Step 3: Cross multiply
    37,192.53x = 51,326.06 × 20,425.53
  4. Step 4: Simplify right side
    37,192.53x = 1,048,361,876.18
  5. Step 5: Solve for x
    x = 1,048,361,876.18/37,192.53
  6. Step 6: Final answer
    x = 28,187.43

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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.