Home / 132,628.75-183,027.67-72,199.83

Finding the Fourth Proportional to 132,628.75, 183,027.67 and 72,199.83

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Solution

The fourth proportional to 132,628.75, 183,027.67 and 72,199.83 is: 99,635.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,628.75 : 183,027.67 = 72,199.83 : x
  2. Step 2: Convert to fraction form
    132,628.75/183,027.67 = 72,199.83/x
  3. Step 3: Cross multiply
    132,628.75x = 183,027.67 × 72,199.83
  4. Step 4: Simplify right side
    132,628.75x = 13,214,566,659.30
  5. Step 5: Solve for x
    x = 13,214,566,659.30/132,628.75
  6. Step 6: Final answer
    x = 99,635.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.