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Finding the Fourth Proportional to 59,904.80, 89,954.40 and 33,660.80

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Solution

The fourth proportional to 59,904.80, 89,954.40 and 33,660.80 is: 50,545.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,904.80 : 89,954.40 = 33,660.80 : x
  2. Step 2: Convert to fraction form
    59,904.80/89,954.40 = 33,660.80/x
  3. Step 3: Cross multiply
    59,904.80x = 89,954.40 × 33,660.80
  4. Step 4: Simplify right side
    59,904.80x = 3,027,937,067.52
  5. Step 5: Solve for x
    x = 3,027,937,067.52/59,904.80
  6. Step 6: Final answer
    x = 50,545.82

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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.