Home / 45,223.92-67,834.46-11,944.16

Finding the Fourth Proportional to 45,223.92, 67,834.46 and 11,944.16

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Solution

The fourth proportional to 45,223.92, 67,834.46 and 11,944.16 is: 17,915.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,223.92 : 67,834.46 = 11,944.16 : x
  2. Step 2: Convert to fraction form
    45,223.92/67,834.46 = 11,944.16/x
  3. Step 3: Cross multiply
    45,223.92x = 67,834.46 × 11,944.16
  4. Step 4: Simplify right side
    45,223.92x = 810,225,588.82
  5. Step 5: Solve for x
    x = 810,225,588.82/45,223.92
  6. Step 6: Final answer
    x = 17,915.86

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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.