Home / 191,984.55-264,938.79-107,101.61

Finding the Fourth Proportional to 191,984.55, 264,938.79 and 107,101.61

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Solution

The fourth proportional to 191,984.55, 264,938.79 and 107,101.61 is: 147,800.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,984.55 : 264,938.79 = 107,101.61 : x
  2. Step 2: Convert to fraction form
    191,984.55/264,938.79 = 107,101.61/x
  3. Step 3: Cross multiply
    191,984.55x = 264,938.79 × 107,101.61
  4. Step 4: Simplify right side
    191,984.55x = 28,375,371,622.80
  5. Step 5: Solve for x
    x = 28,375,371,622.80/191,984.55
  6. Step 6: Final answer
    x = 147,800.29

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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.