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Finding the Fourth Proportional to 169,381.29, 233,745.48 and 92,898.36

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Solution

The fourth proportional to 169,381.29, 233,745.48 and 92,898.36 is: 128,199.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,381.29 : 233,745.48 = 92,898.36 : x
  2. Step 2: Convert to fraction form
    169,381.29/233,745.48 = 92,898.36/x
  3. Step 3: Cross multiply
    169,381.29x = 233,745.48 × 92,898.36
  4. Step 4: Simplify right side
    169,381.29x = 21,714,571,749.41
  5. Step 5: Solve for x
    x = 21,714,571,749.41/169,381.29
  6. Step 6: Final answer
    x = 128,199.35

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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.