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Finding the Fourth Proportional to 127,166, 190,783.02 and 44,060

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Solution

The fourth proportional to 127,166, 190,783.02 and 44,060 is: 66,101.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,166 : 190,783.02 = 44,060 : x
  2. Step 2: Convert to fraction form
    127,166/190,783.02 = 44,060/x
  3. Step 3: Cross multiply
    127,166x = 190,783.02 × 44,060
  4. Step 4: Simplify right side
    127,166x = 8,405,899,861.20
  5. Step 5: Solve for x
    x = 8,405,899,861.20/127,166
  6. Step 6: Final answer
    x = 66,101.79

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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.