Home / 200,311.86-276,445.71-114,272.74

Finding the Fourth Proportional to 200,311.86, 276,445.71 and 114,272.74

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Solution

The fourth proportional to 200,311.86, 276,445.71 and 114,272.74 is: 157,705.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,311.86 : 276,445.71 = 114,272.74 : x
  2. Step 2: Convert to fraction form
    200,311.86/276,445.71 = 114,272.74/x
  3. Step 3: Cross multiply
    200,311.86x = 276,445.71 × 114,272.74
  4. Step 4: Simplify right side
    200,311.86x = 31,590,206,789.35
  5. Step 5: Solve for x
    x = 31,590,206,789.35/200,311.86
  6. Step 6: Final answer
    x = 157,705.13

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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.