Home / 200,313.02-276,435.24-109,667.50

Finding the Fourth Proportional to 200,313.02, 276,435.24 and 109,667.50

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Solution

The fourth proportional to 200,313.02, 276,435.24 and 109,667.50 is: 151,342.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,313.02 : 276,435.24 = 109,667.50 : x
  2. Step 2: Convert to fraction form
    200,313.02/276,435.24 = 109,667.50/x
  3. Step 3: Cross multiply
    200,313.02x = 276,435.24 × 109,667.50
  4. Step 4: Simplify right side
    200,313.02x = 30,315,961,682.70
  5. Step 5: Solve for x
    x = 30,315,961,682.70/200,313.02
  6. Step 6: Final answer
    x = 151,342.94

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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.