Home / 205,508.28-283,476.78-141,733.56

Finding the Fourth Proportional to 205,508.28, 283,476.78 and 141,733.56

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Solution

The fourth proportional to 205,508.28, 283,476.78 and 141,733.56 is: 195,506.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,508.28 : 283,476.78 = 141,733.56 : x
  2. Step 2: Convert to fraction form
    205,508.28/283,476.78 = 141,733.56/x
  3. Step 3: Cross multiply
    205,508.28x = 283,476.78 × 141,733.56
  4. Step 4: Simplify right side
    205,508.28x = 40,178,173,206.74
  5. Step 5: Solve for x
    x = 40,178,173,206.74/205,508.28
  6. Step 6: Final answer
    x = 195,506.35

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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.