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Finding the Fourth Proportional to 111,324.54, 166,970.61 and 32,417.58

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Solution

The fourth proportional to 111,324.54, 166,970.61 and 32,417.58 is: 48,621.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,324.54 : 166,970.61 = 32,417.58 : x
  2. Step 2: Convert to fraction form
    111,324.54/166,970.61 = 32,417.58/x
  3. Step 3: Cross multiply
    111,324.54x = 166,970.61 × 32,417.58
  4. Step 4: Simplify right side
    111,324.54x = 5,412,783,107.32
  5. Step 5: Solve for x
    x = 5,412,783,107.32/111,324.54
  6. Step 6: Final answer
    x = 48,621.65

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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.