Home / 200,159.47-276,223.52-109,523.36

Finding the Fourth Proportional to 200,159.47, 276,223.52 and 109,523.36

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Solution

The fourth proportional to 200,159.47, 276,223.52 and 109,523.36 is: 151,144.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,159.47 : 276,223.52 = 109,523.36 : x
  2. Step 2: Convert to fraction form
    200,159.47/276,223.52 = 109,523.36/x
  3. Step 3: Cross multiply
    200,159.47x = 276,223.52 × 109,523.36
  4. Step 4: Simplify right side
    200,159.47x = 30,252,926,815.97
  5. Step 5: Solve for x
    x = 30,252,926,815.97/200,159.47
  6. Step 6: Final answer
    x = 151,144.12

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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.