Home / 66,806.23-92,169.71-38,105.27

Finding the Fourth Proportional to 66,806.23, 92,169.71 and 38,105.27

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Solution

The fourth proportional to 66,806.23, 92,169.71 and 38,105.27 is: 52,572.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,806.23 : 92,169.71 = 38,105.27 : x
  2. Step 2: Convert to fraction form
    66,806.23/92,169.71 = 38,105.27/x
  3. Step 3: Cross multiply
    66,806.23x = 92,169.71 × 38,105.27
  4. Step 4: Simplify right side
    66,806.23x = 3,512,151,685.37
  5. Step 5: Solve for x
    x = 3,512,151,685.37/66,806.23
  6. Step 6: Final answer
    x = 52,572.22

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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.