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Finding the Fourth Proportional to 163,062.06, 225,027.94 and 98,522.31

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Solution

The fourth proportional to 163,062.06, 225,027.94 and 98,522.31 is: 135,962.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,062.06 : 225,027.94 = 98,522.31 : x
  2. Step 2: Convert to fraction form
    163,062.06/225,027.94 = 98,522.31/x
  3. Step 3: Cross multiply
    163,062.06x = 225,027.94 × 98,522.31
  4. Step 4: Simplify right side
    163,062.06x = 22,170,272,463.34
  5. Step 5: Solve for x
    x = 22,170,272,463.34/163,062.06
  6. Step 6: Final answer
    x = 135,962.18

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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.