Home / 109,879.10-164,818.65-36,007.10

Finding the Fourth Proportional to 109,879.10, 164,818.65 and 36,007.10

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Solution

The fourth proportional to 109,879.10, 164,818.65 and 36,007.10 is: 54,010.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,879.10 : 164,818.65 = 36,007.10 : x
  2. Step 2: Convert to fraction form
    109,879.10/164,818.65 = 36,007.10/x
  3. Step 3: Cross multiply
    109,879.10x = 164,818.65 × 36,007.10
  4. Step 4: Simplify right side
    109,879.10x = 5,934,641,612.42
  5. Step 5: Solve for x
    x = 5,934,641,612.42/109,879.10
  6. Step 6: Final answer
    x = 54,010.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.