Home / 205,479.12-283,555.56-114,835.48

Finding the Fourth Proportional to 205,479.12, 283,555.56 and 114,835.48

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Solution

The fourth proportional to 205,479.12, 283,555.56 and 114,835.48 is: 158,469.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,479.12 : 283,555.56 = 114,835.48 : x
  2. Step 2: Convert to fraction form
    205,479.12/283,555.56 = 114,835.48/x
  3. Step 3: Cross multiply
    205,479.12x = 283,555.56 × 114,835.48
  4. Step 4: Simplify right side
    205,479.12x = 32,562,238,839.27
  5. Step 5: Solve for x
    x = 32,562,238,839.27/205,479.12
  6. Step 6: Final answer
    x = 158,469.82

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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.