Home / 174,600.36-240,939.36-99,144

Finding the Fourth Proportional to 174,600.36, 240,939.36 and 99,144

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Solution

The fourth proportional to 174,600.36, 240,939.36 and 99,144 is: 136,813.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,600.36 : 240,939.36 = 99,144 : x
  2. Step 2: Convert to fraction form
    174,600.36/240,939.36 = 99,144/x
  3. Step 3: Cross multiply
    174,600.36x = 240,939.36 × 99,144
  4. Step 4: Simplify right side
    174,600.36x = 23,887,691,907.84
  5. Step 5: Solve for x
    x = 23,887,691,907.84/174,600.36
  6. Step 6: Final answer
    x = 136,813.53

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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.