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Finding the Fourth Proportional to 172,752.35, 238,398.47 and 96,269.77

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Solution

The fourth proportional to 172,752.35, 238,398.47 and 96,269.77 is: 132,852.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,752.35 : 238,398.47 = 96,269.77 : x
  2. Step 2: Convert to fraction form
    172,752.35/238,398.47 = 96,269.77/x
  3. Step 3: Cross multiply
    172,752.35x = 238,398.47 × 96,269.77
  4. Step 4: Simplify right side
    172,752.35x = 22,950,564,441.16
  5. Step 5: Solve for x
    x = 22,950,564,441.16/172,752.35
  6. Step 6: Final answer
    x = 132,852.40

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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.