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Finding the Fourth Proportional to 114,906.93, 172,355.94 and 58,746.39

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Solution

The fourth proportional to 114,906.93, 172,355.94 and 58,746.39 is: 88,117.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,906.93 : 172,355.94 = 58,746.39 : x
  2. Step 2: Convert to fraction form
    114,906.93/172,355.94 = 58,746.39/x
  3. Step 3: Cross multiply
    114,906.93x = 172,355.94 × 58,746.39
  4. Step 4: Simplify right side
    114,906.93x = 10,125,289,270.06
  5. Step 5: Solve for x
    x = 10,125,289,270.06/114,906.93
  6. Step 6: Final answer
    x = 88,117.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.