Home / 110,633.60-166,548.32-100,835.84

Finding the Fourth Proportional to 110,633.60, 166,548.32 and 100,835.84

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Solution

The fourth proportional to 110,633.60, 166,548.32 and 100,835.84 is: 151,798.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,633.60 : 166,548.32 = 100,835.84 : x
  2. Step 2: Convert to fraction form
    110,633.60/166,548.32 = 100,835.84/x
  3. Step 3: Cross multiply
    110,633.60x = 166,548.32 × 100,835.84
  4. Step 4: Simplify right side
    110,633.60x = 16,794,039,747.79
  5. Step 5: Solve for x
    x = 16,794,039,747.79/110,633.60
  6. Step 6: Final answer
    x = 151,798.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.