Home / 185,518.13-256,015.10-104,943.96

Finding the Fourth Proportional to 185,518.13, 256,015.10 and 104,943.96

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Solution

The fourth proportional to 185,518.13, 256,015.10 and 104,943.96 is: 144,822.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,518.13 : 256,015.10 = 104,943.96 : x
  2. Step 2: Convert to fraction form
    185,518.13/256,015.10 = 104,943.96/x
  3. Step 3: Cross multiply
    185,518.13x = 256,015.10 × 104,943.96
  4. Step 4: Simplify right side
    185,518.13x = 26,867,238,413.80
  5. Step 5: Solve for x
    x = 26,867,238,413.80/185,518.13
  6. Step 6: Final answer
    x = 144,822.71

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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.