Home / 37,049.75-51,123.88-21,133.25

Finding the Fourth Proportional to 37,049.75, 51,123.88 and 21,133.25

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Solution

The fourth proportional to 37,049.75, 51,123.88 and 21,133.25 is: 29,161.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,049.75 : 51,123.88 = 21,133.25 : x
  2. Step 2: Convert to fraction form
    37,049.75/51,123.88 = 21,133.25/x
  3. Step 3: Cross multiply
    37,049.75x = 51,123.88 × 21,133.25
  4. Step 4: Simplify right side
    37,049.75x = 1,080,413,737.01
  5. Step 5: Solve for x
    x = 1,080,413,737.01/37,049.75
  6. Step 6: Final answer
    x = 29,161.16

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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.