Home / 132,845.73-199,385.57-69,710.95

Finding the Fourth Proportional to 132,845.73, 199,385.57 and 69,710.95

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Solution

The fourth proportional to 132,845.73, 199,385.57 and 69,710.95 is: 104,627.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,845.73 : 199,385.57 = 69,710.95 : x
  2. Step 2: Convert to fraction form
    132,845.73/199,385.57 = 69,710.95/x
  3. Step 3: Cross multiply
    132,845.73x = 199,385.57 × 69,710.95
  4. Step 4: Simplify right side
    132,845.73x = 13,899,357,500.99
  5. Step 5: Solve for x
    x = 13,899,357,500.99/132,845.73
  6. Step 6: Final answer
    x = 104,627.81

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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.