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Finding the Fourth Proportional to 111,917.28, 167,875.92 and 37,017.30

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Solution

The fourth proportional to 111,917.28, 167,875.92 and 37,017.30 is: 55,525.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,917.28 : 167,875.92 = 37,017.30 : x
  2. Step 2: Convert to fraction form
    111,917.28/167,875.92 = 37,017.30/x
  3. Step 3: Cross multiply
    111,917.28x = 167,875.92 × 37,017.30
  4. Step 4: Simplify right side
    111,917.28x = 6,214,313,293.42
  5. Step 5: Solve for x
    x = 6,214,313,293.42/111,917.28
  6. Step 6: Final answer
    x = 55,525.95

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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.