Home / 116,855.37-161,261.15-88,511.85

Finding the Fourth Proportional to 116,855.37, 161,261.15 and 88,511.85

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Solution

The fourth proportional to 116,855.37, 161,261.15 and 88,511.85 is: 122,146.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,855.37 : 161,261.15 = 88,511.85 : x
  2. Step 2: Convert to fraction form
    116,855.37/161,261.15 = 88,511.85/x
  3. Step 3: Cross multiply
    116,855.37x = 161,261.15 × 88,511.85
  4. Step 4: Simplify right side
    116,855.37x = 14,273,522,277.07
  5. Step 5: Solve for x
    x = 14,273,522,277.07/116,855.37
  6. Step 6: Final answer
    x = 122,146.91

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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.