Home / 205,143.56-283,112.37-114,517.22

Finding the Fourth Proportional to 205,143.56, 283,112.37 and 114,517.22

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Solution

The fourth proportional to 205,143.56, 283,112.37 and 114,517.22 is: 158,041.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,143.56 : 283,112.37 = 114,517.22 : x
  2. Step 2: Convert to fraction form
    205,143.56/283,112.37 = 114,517.22/x
  3. Step 3: Cross multiply
    205,143.56x = 283,112.37 × 114,517.22
  4. Step 4: Simplify right side
    205,143.56x = 32,421,240,144.45
  5. Step 5: Solve for x
    x = 32,421,240,144.45/205,143.56
  6. Step 6: Final answer
    x = 158,041.72

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1.5x scale

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.