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Finding the Fourth Proportional to 66,184.35, 91,335.11 and 35,969.67

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Solution

The fourth proportional to 66,184.35, 91,335.11 and 35,969.67 is: 49,638.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,184.35 : 91,335.11 = 35,969.67 : x
  2. Step 2: Convert to fraction form
    66,184.35/91,335.11 = 35,969.67/x
  3. Step 3: Cross multiply
    66,184.35x = 91,335.11 × 35,969.67
  4. Step 4: Simplify right side
    66,184.35x = 3,285,293,766.11
  5. Step 5: Solve for x
    x = 3,285,293,766.11/66,184.35
  6. Step 6: Final answer
    x = 49,638.53

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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.