Home / 205,219.56-283,125.06-124,616.64

Finding the Fourth Proportional to 205,219.56, 283,125.06 and 124,616.64

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Solution

The fourth proportional to 205,219.56, 283,125.06 and 124,616.64 is: 171,923.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,219.56 : 283,125.06 = 124,616.64 : x
  2. Step 2: Convert to fraction form
    205,219.56/283,125.06 = 124,616.64/x
  3. Step 3: Cross multiply
    205,219.56x = 283,125.06 × 124,616.64
  4. Step 4: Simplify right side
    205,219.56x = 35,282,093,677.00
  5. Step 5: Solve for x
    x = 35,282,093,677.00/205,219.56
  6. Step 6: Final answer
    x = 171,923.64

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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.