Home / 200,520.30-276,718.07-109,875.52

Finding the Fourth Proportional to 200,520.30, 276,718.07 and 109,875.52

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Solution

The fourth proportional to 200,520.30, 276,718.07 and 109,875.52 is: 151,628.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,520.30 : 276,718.07 = 109,875.52 : x
  2. Step 2: Convert to fraction form
    200,520.30/276,718.07 = 109,875.52/x
  3. Step 3: Cross multiply
    200,520.30x = 276,718.07 × 109,875.52
  4. Step 4: Simplify right side
    200,520.30x = 30,404,541,834.65
  5. Step 5: Solve for x
    x = 30,404,541,834.65/200,520.30
  6. Step 6: Final answer
    x = 151,628.25

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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.