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Finding the Fourth Proportional to 66,960.67, 92,407.12 and 36,744.23

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Solution

The fourth proportional to 66,960.67, 92,407.12 and 36,744.23 is: 50,707.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,960.67 : 92,407.12 = 36,744.23 : x
  2. Step 2: Convert to fraction form
    66,960.67/92,407.12 = 36,744.23/x
  3. Step 3: Cross multiply
    66,960.67x = 92,407.12 × 36,744.23
  4. Step 4: Simplify right side
    66,960.67x = 3,395,428,470.92
  5. Step 5: Solve for x
    x = 3,395,428,470.92/66,960.67
  6. Step 6: Final answer
    x = 50,707.80

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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.