Home / 104,058.13-143,600.69-58,738.02

Finding the Fourth Proportional to 104,058.13, 143,600.69 and 58,738.02

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Solution

The fourth proportional to 104,058.13, 143,600.69 and 58,738.02 is: 81,058.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,058.13 : 143,600.69 = 58,738.02 : x
  2. Step 2: Convert to fraction form
    104,058.13/143,600.69 = 58,738.02/x
  3. Step 3: Cross multiply
    104,058.13x = 143,600.69 × 58,738.02
  4. Step 4: Simplify right side
    104,058.13x = 8,434,820,201.23
  5. Step 5: Solve for x
    x = 8,434,820,201.23/104,058.13
  6. Step 6: Final answer
    x = 81,058.73

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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.