Home / 66,515.46-91,793.26-36,302.72

Finding the Fourth Proportional to 66,515.46, 91,793.26 and 36,302.72

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Solution

The fourth proportional to 66,515.46, 91,793.26 and 36,302.72 is: 50,098.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,515.46 : 91,793.26 = 36,302.72 : x
  2. Step 2: Convert to fraction form
    66,515.46/91,793.26 = 36,302.72/x
  3. Step 3: Cross multiply
    66,515.46x = 91,793.26 × 36,302.72
  4. Step 4: Simplify right side
    66,515.46x = 3,332,345,015.67
  5. Step 5: Solve for x
    x = 3,332,345,015.67/66,515.46
  6. Step 6: Final answer
    x = 50,098.80

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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.