Home / 191,979.54-264,913.38-107,102.06

Finding the Fourth Proportional to 191,979.54, 264,913.38 and 107,102.06

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Solution

The fourth proportional to 191,979.54, 264,913.38 and 107,102.06 is: 147,790.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,979.54 : 264,913.38 = 107,102.06 : x
  2. Step 2: Convert to fraction form
    191,979.54/264,913.38 = 107,102.06/x
  3. Step 3: Cross multiply
    191,979.54x = 264,913.38 × 107,102.06
  4. Step 4: Simplify right side
    191,979.54x = 28,372,768,719.56
  5. Step 5: Solve for x
    x = 28,372,768,719.56/191,979.54
  6. Step 6: Final answer
    x = 147,790.59

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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.