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Finding the Fourth Proportional to 169,297.88, 233,633.70 and 92,823.96

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Solution

The fourth proportional to 169,297.88, 233,633.70 and 92,823.96 is: 128,098.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,297.88 : 233,633.70 = 92,823.96 : x
  2. Step 2: Convert to fraction form
    169,297.88/233,633.70 = 92,823.96/x
  3. Step 3: Cross multiply
    169,297.88x = 233,633.70 × 92,823.96
  4. Step 4: Simplify right side
    169,297.88x = 21,686,805,223.45
  5. Step 5: Solve for x
    x = 21,686,805,223.45/169,297.88
  6. Step 6: Final answer
    x = 128,098.50

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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.