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Finding the Fourth Proportional to 111,059.75, 166,606.95 and 36,162.21

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Solution

The fourth proportional to 111,059.75, 166,606.95 and 36,162.21 is: 54,248.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,059.75 : 166,606.95 = 36,162.21 : x
  2. Step 2: Convert to fraction form
    111,059.75/166,606.95 = 36,162.21/x
  3. Step 3: Cross multiply
    111,059.75x = 166,606.95 × 36,162.21
  4. Step 4: Simplify right side
    111,059.75x = 6,024,875,332.55
  5. Step 5: Solve for x
    x = 6,024,875,332.55/111,059.75
  6. Step 6: Final answer
    x = 54,248.95

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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.