Home / 200,682.20-276,953.86-111,258.20

Finding the Fourth Proportional to 200,682.20, 276,953.86 and 111,258.20

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Solution

The fourth proportional to 200,682.20, 276,953.86 and 111,258.20 is: 153,543.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,682.20 : 276,953.86 = 111,258.20 : x
  2. Step 2: Convert to fraction form
    200,682.20/276,953.86 = 111,258.20/x
  3. Step 3: Cross multiply
    200,682.20x = 276,953.86 × 111,258.20
  4. Step 4: Simplify right side
    200,682.20x = 30,813,387,946.65
  5. Step 5: Solve for x
    x = 30,813,387,946.65/200,682.20
  6. Step 6: Final answer
    x = 153,543.20

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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.