Home / 37,123.03-51,229.22-20,126.94

Finding the Fourth Proportional to 37,123.03, 51,229.22 and 20,126.94

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Solution

The fourth proportional to 37,123.03, 51,229.22 and 20,126.94 is: 27,774.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,123.03 : 51,229.22 = 20,126.94 : x
  2. Step 2: Convert to fraction form
    37,123.03/51,229.22 = 20,126.94/x
  3. Step 3: Cross multiply
    37,123.03x = 51,229.22 × 20,126.94
  4. Step 4: Simplify right side
    37,123.03x = 1,031,087,437.19
  5. Step 5: Solve for x
    x = 1,031,087,437.19/37,123.03
  6. Step 6: Final answer
    x = 27,774.87

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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.