Home / 66,801.48-92,185.88-36,586.81

Finding the Fourth Proportional to 66,801.48, 92,185.88 and 36,586.81

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Solution

The fourth proportional to 66,801.48, 92,185.88 and 36,586.81 is: 50,489.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,801.48 : 92,185.88 = 36,586.81 : x
  2. Step 2: Convert to fraction form
    66,801.48/92,185.88 = 36,586.81/x
  3. Step 3: Cross multiply
    66,801.48x = 92,185.88 × 36,586.81
  4. Step 4: Simplify right side
    66,801.48x = 3,372,787,276.24
  5. Step 5: Solve for x
    x = 3,372,787,276.24/66,801.48
  6. Step 6: Final answer
    x = 50,489.71

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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.