Home / 106,058.91-146,361.93-58,312.65

Finding the Fourth Proportional to 106,058.91, 146,361.93 and 58,312.65

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Solution

The fourth proportional to 106,058.91, 146,361.93 and 58,312.65 is: 80,471.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,058.91 : 146,361.93 = 58,312.65 : x
  2. Step 2: Convert to fraction form
    106,058.91/146,361.93 = 58,312.65/x
  3. Step 3: Cross multiply
    106,058.91x = 146,361.93 × 58,312.65
  4. Step 4: Simplify right side
    106,058.91x = 8,534,751,997.41
  5. Step 5: Solve for x
    x = 8,534,751,997.41/106,058.91
  6. Step 6: Final answer
    x = 80,471.81

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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.