Home / 106,512.83-146,988.50-58,767.92

Finding the Fourth Proportional to 106,512.83, 146,988.50 and 58,767.92

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Solution

The fourth proportional to 106,512.83, 146,988.50 and 58,767.92 is: 81,100.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,512.83 : 146,988.50 = 58,767.92 : x
  2. Step 2: Convert to fraction form
    106,512.83/146,988.50 = 58,767.92/x
  3. Step 3: Cross multiply
    106,512.83x = 146,988.50 × 58,767.92
  4. Step 4: Simplify right side
    106,512.83x = 8,638,208,408.92
  5. Step 5: Solve for x
    x = 8,638,208,408.92/106,512.83
  6. Step 6: Final answer
    x = 81,100.17

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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.