Home / 37,123.18-55,679.37-10,820.86

Finding the Fourth Proportional to 37,123.18, 55,679.37 and 10,820.86

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Solution

The fourth proportional to 37,123.18, 55,679.37 and 10,820.86 is: 16,229.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,123.18 : 55,679.37 = 10,820.86 : x
  2. Step 2: Convert to fraction form
    37,123.18/55,679.37 = 10,820.86/x
  3. Step 3: Cross multiply
    37,123.18x = 55,679.37 × 10,820.86
  4. Step 4: Simplify right side
    37,123.18x = 602,498,667.66
  5. Step 5: Solve for x
    x = 602,498,667.66/37,123.18
  6. Step 6: Final answer
    x = 16,229.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.