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Finding the Fourth Proportional to 59,893.60, 89,905.20 and 33,649.60

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Solution

The fourth proportional to 59,893.60, 89,905.20 and 33,649.60 is: 50,510.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,893.60 : 89,905.20 = 33,649.60 : x
  2. Step 2: Convert to fraction form
    59,893.60/89,905.20 = 33,649.60/x
  3. Step 3: Cross multiply
    59,893.60x = 89,905.20 × 33,649.60
  4. Step 4: Simplify right side
    59,893.60x = 3,025,274,017.92
  5. Step 5: Solve for x
    x = 3,025,274,017.92/59,893.60
  6. Step 6: Final answer
    x = 50,510.81

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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.