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Finding the Fourth Proportional to 30,371.76, 45,512.28 and 24,863.76

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Solution

The fourth proportional to 30,371.76, 45,512.28 and 24,863.76 is: 37,258.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,371.76 : 45,512.28 = 24,863.76 : x
  2. Step 2: Convert to fraction form
    30,371.76/45,512.28 = 24,863.76/x
  3. Step 3: Cross multiply
    30,371.76x = 45,512.28 × 24,863.76
  4. Step 4: Simplify right side
    30,371.76x = 1,131,606,406.97
  5. Step 5: Solve for x
    x = 1,131,606,406.97/30,371.76
  6. Step 6: Final answer
    x = 37,258.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.