Home / 191,622.83-264,442.26-109,964.39

Finding the Fourth Proportional to 191,622.83, 264,442.26 and 109,964.39

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Solution

The fourth proportional to 191,622.83, 264,442.26 and 109,964.39 is: 151,752.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,622.83 : 264,442.26 = 109,964.39 : x
  2. Step 2: Convert to fraction form
    191,622.83/264,442.26 = 109,964.39/x
  3. Step 3: Cross multiply
    191,622.83x = 264,442.26 × 109,964.39
  4. Step 4: Simplify right side
    191,622.83x = 29,079,231,261.30
  5. Step 5: Solve for x
    x = 29,079,231,261.30/191,622.83
  6. Step 6: Final answer
    x = 151,752.44

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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.