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Finding the Fourth Proportional to 118,900.60, 164,099.60 and 73,593.12

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Solution

The fourth proportional to 118,900.60, 164,099.60 and 73,593.12 is: 101,568.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,900.60 : 164,099.60 = 73,593.12 : x
  2. Step 2: Convert to fraction form
    118,900.60/164,099.60 = 73,593.12/x
  3. Step 3: Cross multiply
    118,900.60x = 164,099.60 × 73,593.12
  4. Step 4: Simplify right side
    118,900.60x = 12,076,601,554.75
  5. Step 5: Solve for x
    x = 12,076,601,554.75/118,900.60
  6. Step 6: Final answer
    x = 101,568.89

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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.