Home / 169,879.07-254,849.37-69,983.75

Finding the Fourth Proportional to 169,879.07, 254,849.37 and 69,983.75

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Solution

The fourth proportional to 169,879.07, 254,849.37 and 69,983.75 is: 104,988.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,879.07 : 254,849.37 = 69,983.75 : x
  2. Step 2: Convert to fraction form
    169,879.07/254,849.37 = 69,983.75/x
  3. Step 3: Cross multiply
    169,879.07x = 254,849.37 × 69,983.75
  4. Step 4: Simplify right side
    169,879.07x = 17,835,314,247.82
  5. Step 5: Solve for x
    x = 17,835,314,247.82/169,879.07
  6. Step 6: Final answer
    x = 104,988.30

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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.