Home / 191,577.78-264,377.22-111,051.96

Finding the Fourth Proportional to 191,577.78, 264,377.22 and 111,051.96

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Solution

The fourth proportional to 191,577.78, 264,377.22 and 111,051.96 is: 153,251.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,577.78 : 264,377.22 = 111,051.96 : x
  2. Step 2: Convert to fraction form
    191,577.78/264,377.22 = 111,051.96/x
  3. Step 3: Cross multiply
    191,577.78x = 264,377.22 × 111,051.96
  4. Step 4: Simplify right side
    191,577.78x = 29,359,608,460.35
  5. Step 5: Solve for x
    x = 29,359,608,460.35/191,577.78
  6. Step 6: Final answer
    x = 153,251.64

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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.