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Finding the Fourth Proportional to 66,742.34, 92,104.47 and 36,527.67

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Solution

The fourth proportional to 66,742.34, 92,104.47 and 36,527.67 is: 50,408.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,742.34 : 92,104.47 = 36,527.67 : x
  2. Step 2: Convert to fraction form
    66,742.34/92,104.47 = 36,527.67/x
  3. Step 3: Cross multiply
    66,742.34x = 92,104.47 × 36,527.67
  4. Step 4: Simplify right side
    66,742.34x = 3,364,361,685.68
  5. Step 5: Solve for x
    x = 3,364,361,685.68/66,742.34
  6. Step 6: Final answer
    x = 50,408.21

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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.