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Finding the Fourth Proportional to 169,897.44, 234,487.44 and 98,321.04

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Solution

The fourth proportional to 169,897.44, 234,487.44 and 98,321.04 is: 135,699.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,897.44 : 234,487.44 = 98,321.04 : x
  2. Step 2: Convert to fraction form
    169,897.44/234,487.44 = 98,321.04/x
  3. Step 3: Cross multiply
    169,897.44x = 234,487.44 × 98,321.04
  4. Step 4: Simplify right side
    169,897.44x = 23,055,048,967.74
  5. Step 5: Solve for x
    x = 23,055,048,967.74/169,897.44
  6. Step 6: Final answer
    x = 135,699.80

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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.