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Finding the Fourth Proportional to 103,154.52, 154,754.46 and 33,040.92

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Solution

The fourth proportional to 103,154.52, 154,754.46 and 33,040.92 is: 49,568.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,154.52 : 154,754.46 = 33,040.92 : x
  2. Step 2: Convert to fraction form
    103,154.52/154,754.46 = 33,040.92/x
  3. Step 3: Cross multiply
    103,154.52x = 154,754.46 × 33,040.92
  4. Step 4: Simplify right side
    103,154.52x = 5,113,229,732.50
  5. Step 5: Solve for x
    x = 5,113,229,732.50/103,154.52
  6. Step 6: Final answer
    x = 49,568.64

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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.