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Finding the Fourth Proportional to 169,242.90, 253,917.41 and 101,848.47

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Solution

The fourth proportional to 169,242.90, 253,917.41 and 101,848.47 is: 152,804.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,242.90 : 253,917.41 = 101,848.47 : x
  2. Step 2: Convert to fraction form
    169,242.90/253,917.41 = 101,848.47/x
  3. Step 3: Cross multiply
    169,242.90x = 253,917.41 × 101,848.47
  4. Step 4: Simplify right side
    169,242.90x = 25,861,099,205.62
  5. Step 5: Solve for x
    x = 25,861,099,205.62/169,242.90
  6. Step 6: Final answer
    x = 152,804.63

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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.