Home / 205,315.12-283,306.71-114,659.56

Finding the Fourth Proportional to 205,315.12, 283,306.71 and 114,659.56

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Solution

The fourth proportional to 205,315.12, 283,306.71 and 114,659.56 is: 158,214.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,315.12 : 283,306.71 = 114,659.56 : x
  2. Step 2: Convert to fraction form
    205,315.12/283,306.71 = 114,659.56/x
  3. Step 3: Cross multiply
    205,315.12x = 283,306.71 × 114,659.56
  4. Step 4: Simplify right side
    205,315.12x = 32,483,822,713.65
  5. Step 5: Solve for x
    x = 32,483,822,713.65/205,315.12
  6. Step 6: Final answer
    x = 158,214.47

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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.