Home / 107,940.77-161,898.52-29,048.79

Finding the Fourth Proportional to 107,940.77, 161,898.52 and 29,048.79

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Solution

The fourth proportional to 107,940.77, 161,898.52 and 29,048.79 is: 43,569.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,940.77 : 161,898.52 = 29,048.79 : x
  2. Step 2: Convert to fraction form
    107,940.77/161,898.52 = 29,048.79/x
  3. Step 3: Cross multiply
    107,940.77x = 161,898.52 × 29,048.79
  4. Step 4: Simplify right side
    107,940.77x = 4,702,956,108.79
  5. Step 5: Solve for x
    x = 4,702,956,108.79/107,940.77
  6. Step 6: Final answer
    x = 43,569.78

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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.