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Finding the Fourth Proportional to 48,695.67, 73,043.55 and 11,759.67

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Solution

The fourth proportional to 48,695.67, 73,043.55 and 11,759.67 is: 17,639.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,695.67 : 73,043.55 = 11,759.67 : x
  2. Step 2: Convert to fraction form
    48,695.67/73,043.55 = 11,759.67/x
  3. Step 3: Cross multiply
    48,695.67x = 73,043.55 × 11,759.67
  4. Step 4: Simplify right side
    48,695.67x = 858,968,043.63
  5. Step 5: Solve for x
    x = 858,968,043.63/48,695.67
  6. Step 6: Final answer
    x = 17,639.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.