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Finding the Fourth Proportional to 117,069.66, 175,586.66 and 38,183.76

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Solution

The fourth proportional to 117,069.66, 175,586.66 and 38,183.76 is: 57,269.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,069.66 : 175,586.66 = 38,183.76 : x
  2. Step 2: Convert to fraction form
    117,069.66/175,586.66 = 38,183.76/x
  3. Step 3: Cross multiply
    117,069.66x = 175,586.66 × 38,183.76
  4. Step 4: Simplify right side
    117,069.66x = 6,704,558,884.64
  5. Step 5: Solve for x
    x = 6,704,558,884.64/117,069.66
  6. Step 6: Final answer
    x = 57,269.82

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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.