Home / 109,869.08-164,796.26-49,883.31

Finding the Fourth Proportional to 109,869.08, 164,796.26 and 49,883.31

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Solution

The fourth proportional to 109,869.08, 164,796.26 and 49,883.31 is: 74,821.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,869.08 : 164,796.26 = 49,883.31 : x
  2. Step 2: Convert to fraction form
    109,869.08/164,796.26 = 49,883.31/x
  3. Step 3: Cross multiply
    109,869.08x = 164,796.26 × 49,883.31
  4. Step 4: Simplify right side
    109,869.08x = 8,220,582,675.00
  5. Step 5: Solve for x
    x = 8,220,582,675.00/109,869.08
  6. Step 6: Final answer
    x = 74,821.62

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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.