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Finding the Fourth Proportional to 45,222.82, 67,809.37 and 35,922.40

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Solution

The fourth proportional to 45,222.82, 67,809.37 and 35,922.40 is: 53,863.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,222.82 : 67,809.37 = 35,922.40 : x
  2. Step 2: Convert to fraction form
    45,222.82/67,809.37 = 35,922.40/x
  3. Step 3: Cross multiply
    45,222.82x = 67,809.37 × 35,922.40
  4. Step 4: Simplify right side
    45,222.82x = 2,435,875,312.89
  5. Step 5: Solve for x
    x = 2,435,875,312.89/45,222.82
  6. Step 6: Final answer
    x = 53,863.85

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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.