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Finding the Fourth Proportional to 172,757.23, 238,413.10 and 101,160.32

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Solution

The fourth proportional to 172,757.23, 238,413.10 and 101,160.32 is: 139,606.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,757.23 : 238,413.10 = 101,160.32 : x
  2. Step 2: Convert to fraction form
    172,757.23/238,413.10 = 101,160.32/x
  3. Step 3: Cross multiply
    172,757.23x = 238,413.10 × 101,160.32
  4. Step 4: Simplify right side
    172,757.23x = 24,117,945,488.19
  5. Step 5: Solve for x
    x = 24,117,945,488.19/172,757.23
  6. Step 6: Final answer
    x = 139,606.00

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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.