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Finding the Fourth Proportional to 169,004.58, 253,001.79 and 102,242.94

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Solution

The fourth proportional to 169,004.58, 253,001.79 and 102,242.94 is: 153,058.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,004.58 : 253,001.79 = 102,242.94 : x
  2. Step 2: Convert to fraction form
    169,004.58/253,001.79 = 102,242.94/x
  3. Step 3: Cross multiply
    169,004.58x = 253,001.79 × 102,242.94
  4. Step 4: Simplify right side
    169,004.58x = 25,867,646,834.86
  5. Step 5: Solve for x
    x = 25,867,646,834.86/169,004.58
  6. Step 6: Final answer
    x = 153,058.85

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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.