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Finding the Fourth Proportional to 60,479.80, 83,464.97 and 33,622.76

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Solution

The fourth proportional to 60,479.80, 83,464.97 and 33,622.76 is: 46,400.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,479.80 : 83,464.97 = 33,622.76 : x
  2. Step 2: Convert to fraction form
    60,479.80/83,464.97 = 33,622.76/x
  3. Step 3: Cross multiply
    60,479.80x = 83,464.97 × 33,622.76
  4. Step 4: Simplify right side
    60,479.80x = 2,806,322,654.72
  5. Step 5: Solve for x
    x = 2,806,322,654.72/60,479.80
  6. Step 6: Final answer
    x = 46,400.99

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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.