Home / 205,433.31-283,497.12-113,550.03

Finding the Fourth Proportional to 205,433.31, 283,497.12 and 113,550.03

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Solution

The fourth proportional to 205,433.31, 283,497.12 and 113,550.03 is: 156,698.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,433.31 : 283,497.12 = 113,550.03 : x
  2. Step 2: Convert to fraction form
    205,433.31/283,497.12 = 113,550.03/x
  3. Step 3: Cross multiply
    205,433.31x = 283,497.12 × 113,550.03
  4. Step 4: Simplify right side
    205,433.31x = 32,191,106,480.91
  5. Step 5: Solve for x
    x = 32,191,106,480.91/205,433.31
  6. Step 6: Final answer
    x = 156,698.57

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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.