Home / 119,108.37-164,357.33-71,360.49

Finding the Fourth Proportional to 119,108.37, 164,357.33 and 71,360.49

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Solution

The fourth proportional to 119,108.37, 164,357.33 and 71,360.49 is: 98,470.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,108.37 : 164,357.33 = 71,360.49 : x
  2. Step 2: Convert to fraction form
    119,108.37/164,357.33 = 71,360.49/x
  3. Step 3: Cross multiply
    119,108.37x = 164,357.33 × 71,360.49
  4. Step 4: Simplify right side
    119,108.37x = 11,728,619,247.09
  5. Step 5: Solve for x
    x = 11,728,619,247.09/119,108.37
  6. Step 6: Final answer
    x = 98,470.15

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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.