Home / 104,319.36-143,958.87-58,995.81

Finding the Fourth Proportional to 104,319.36, 143,958.87 and 58,995.81

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Solution

The fourth proportional to 104,319.36, 143,958.87 and 58,995.81 is: 81,413.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,319.36 : 143,958.87 = 58,995.81 : x
  2. Step 2: Convert to fraction form
    104,319.36/143,958.87 = 58,995.81/x
  3. Step 3: Cross multiply
    104,319.36x = 143,958.87 × 58,995.81
  4. Step 4: Simplify right side
    104,319.36x = 8,492,970,142.33
  5. Step 5: Solve for x
    x = 8,492,970,142.33/104,319.36
  6. Step 6: Final answer
    x = 81,413.17

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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.