Home / 51,523.15-77,270.45-18,238.83

Finding the Fourth Proportional to 51,523.15, 77,270.45 and 18,238.83

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Solution

The fourth proportional to 51,523.15, 77,270.45 and 18,238.83 is: 27,353.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,523.15 : 77,270.45 = 18,238.83 : x
  2. Step 2: Convert to fraction form
    51,523.15/77,270.45 = 18,238.83/x
  3. Step 3: Cross multiply
    51,523.15x = 77,270.45 × 18,238.83
  4. Step 4: Simplify right side
    51,523.15x = 1,409,322,601.57
  5. Step 5: Solve for x
    x = 1,409,322,601.57/51,523.15
  6. Step 6: Final answer
    x = 27,353.19

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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.