Home / 116,091.50-160,221.39-68,349.26

Finding the Fourth Proportional to 116,091.50, 160,221.39 and 68,349.26

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Solution

The fourth proportional to 116,091.50, 160,221.39 and 68,349.26 is: 94,330.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,091.50 : 160,221.39 = 68,349.26 : x
  2. Step 2: Convert to fraction form
    116,091.50/160,221.39 = 68,349.26/x
  3. Step 3: Cross multiply
    116,091.50x = 160,221.39 × 68,349.26
  4. Step 4: Simplify right side
    116,091.50x = 10,951,013,442.67
  5. Step 5: Solve for x
    x = 10,951,013,442.67/116,091.50
  6. Step 6: Final answer
    x = 94,330.88

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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.