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Finding the Fourth Proportional to 111,193.63, 166,807.72 and 37,338.91

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Solution

The fourth proportional to 111,193.63, 166,807.72 and 37,338.91 is: 56,014.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,193.63 : 166,807.72 = 37,338.91 : x
  2. Step 2: Convert to fraction form
    111,193.63/166,807.72 = 37,338.91/x
  3. Step 3: Cross multiply
    111,193.63x = 166,807.72 × 37,338.91
  4. Step 4: Simplify right side
    111,193.63x = 6,228,417,517.00
  5. Step 5: Solve for x
    x = 6,228,417,517.00/111,193.63
  6. Step 6: Final answer
    x = 56,014.16

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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.