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Finding the Fourth Proportional to 127,150.86, 190,851.84 and 95,450.70

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Solution

The fourth proportional to 127,150.86, 190,851.84 and 95,450.70 is: 143,270.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,150.86 : 190,851.84 = 95,450.70 : x
  2. Step 2: Convert to fraction form
    127,150.86/190,851.84 = 95,450.70/x
  3. Step 3: Cross multiply
    127,150.86x = 190,851.84 × 95,450.70
  4. Step 4: Simplify right side
    127,150.86x = 18,216,941,724.29
  5. Step 5: Solve for x
    x = 18,216,941,724.29/127,150.86
  6. Step 6: Final answer
    x = 143,270.30

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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.