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Finding the Fourth Proportional to 169,398.92, 233,739.60 and 97,752.80

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Solution

The fourth proportional to 169,398.92, 233,739.60 and 97,752.80 is: 134,881.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,398.92 : 233,739.60 = 97,752.80 : x
  2. Step 2: Convert to fraction form
    169,398.92/233,739.60 = 97,752.80/x
  3. Step 3: Cross multiply
    169,398.92x = 233,739.60 × 97,752.80
  4. Step 4: Simplify right side
    169,398.92x = 22,848,700,370.88
  5. Step 5: Solve for x
    x = 22,848,700,370.88/169,398.92
  6. Step 6: Final answer
    x = 134,881.03

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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.