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Finding the Fourth Proportional to 173,726.64, 239,747.85 and 96,203.16

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Solution

The fourth proportional to 173,726.64, 239,747.85 and 96,203.16 is: 132,763.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,726.64 : 239,747.85 = 96,203.16 : x
  2. Step 2: Convert to fraction form
    173,726.64/239,747.85 = 96,203.16/x
  3. Step 3: Cross multiply
    173,726.64x = 239,747.85 × 96,203.16
  4. Step 4: Simplify right side
    173,726.64x = 23,064,500,773.21
  5. Step 5: Solve for x
    x = 23,064,500,773.21/173,726.64
  6. Step 6: Final answer
    x = 132,763.18

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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.