Home / 191,618.62-264,441.87-106,735.66

Finding the Fourth Proportional to 191,618.62, 264,441.87 and 106,735.66

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Solution

The fourth proportional to 191,618.62, 264,441.87 and 106,735.66 is: 147,299.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,618.62 : 264,441.87 = 106,735.66 : x
  2. Step 2: Convert to fraction form
    191,618.62/264,441.87 = 106,735.66/x
  3. Step 3: Cross multiply
    191,618.62x = 264,441.87 × 106,735.66
  4. Step 4: Simplify right side
    191,618.62x = 28,225,377,526.08
  5. Step 5: Solve for x
    x = 28,225,377,526.08/191,618.62
  6. Step 6: Final answer
    x = 147,299.76

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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.