Home / 200,235.06-276,313.14-109,590.84

Finding the Fourth Proportional to 200,235.06, 276,313.14 and 109,590.84

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Solution

The fourth proportional to 200,235.06, 276,313.14 and 109,590.84 is: 151,229.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,235.06 : 276,313.14 = 109,590.84 : x
  2. Step 2: Convert to fraction form
    200,235.06/276,313.14 = 109,590.84/x
  3. Step 3: Cross multiply
    200,235.06x = 276,313.14 × 109,590.84
  4. Step 4: Simplify right side
    200,235.06x = 30,281,389,115.64
  5. Step 5: Solve for x
    x = 30,281,389,115.64/200,235.06
  6. Step 6: Final answer
    x = 151,229.21

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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.