Home / 200,158.01-276,215.72-109,512.93

Finding the Fourth Proportional to 200,158.01, 276,215.72 and 109,512.93

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Solution

The fourth proportional to 200,158.01, 276,215.72 and 109,512.93 is: 151,126.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,158.01 : 276,215.72 = 109,512.93 : x
  2. Step 2: Convert to fraction form
    200,158.01/276,215.72 = 109,512.93/x
  3. Step 3: Cross multiply
    200,158.01x = 276,215.72 × 109,512.93
  4. Step 4: Simplify right side
    200,158.01x = 30,249,192,261.70
  5. Step 5: Solve for x
    x = 30,249,192,261.70/200,158.01
  6. Step 6: Final answer
    x = 151,126.57

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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.