Home / 191,808.08-264,523.56-120,195.92

Finding the Fourth Proportional to 191,808.08, 264,523.56 and 120,195.92

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Solution

The fourth proportional to 191,808.08, 264,523.56 and 120,195.92 is: 165,762.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,808.08 : 264,523.56 = 120,195.92 : x
  2. Step 2: Convert to fraction form
    191,808.08/264,523.56 = 120,195.92/x
  3. Step 3: Cross multiply
    191,808.08x = 264,523.56 × 120,195.92
  4. Step 4: Simplify right side
    191,808.08x = 31,794,652,655.88
  5. Step 5: Solve for x
    x = 31,794,652,655.88/191,808.08
  6. Step 6: Final answer
    x = 165,762.84

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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.