Home / 132,627.70-183,027.43-72,198.63

Finding the Fourth Proportional to 132,627.70, 183,027.43 and 72,198.63

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Solution

The fourth proportional to 132,627.70, 183,027.43 and 72,198.63 is: 99,634.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,627.70 : 183,027.43 = 72,198.63 : x
  2. Step 2: Convert to fraction form
    132,627.70/183,027.43 = 72,198.63/x
  3. Step 3: Cross multiply
    132,627.70x = 183,027.43 × 72,198.63
  4. Step 4: Simplify right side
    132,627.70x = 13,214,329,698.42
  5. Step 5: Solve for x
    x = 13,214,329,698.42/132,627.70
  6. Step 6: Final answer
    x = 99,634.76

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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.