Home / 200,412.28-276,565.26-115,532.92

Finding the Fourth Proportional to 200,412.28, 276,565.26 and 115,532.92

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Solution

The fourth proportional to 200,412.28, 276,565.26 and 115,532.92 is: 159,433.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,412.28 : 276,565.26 = 115,532.92 : x
  2. Step 2: Convert to fraction form
    200,412.28/276,565.26 = 115,532.92/x
  3. Step 3: Cross multiply
    200,412.28x = 276,565.26 × 115,532.92
  4. Step 4: Simplify right side
    200,412.28x = 31,952,392,058.36
  5. Step 5: Solve for x
    x = 31,952,392,058.36/200,412.28
  6. Step 6: Final answer
    x = 159,433.30

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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.