Home / 106,363.05-146,780.26-58,616.45

Finding the Fourth Proportional to 106,363.05, 146,780.26 and 58,616.45

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Solution

The fourth proportional to 106,363.05, 146,780.26 and 58,616.45 is: 80,890.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,363.05 : 146,780.26 = 58,616.45 : x
  2. Step 2: Convert to fraction form
    106,363.05/146,780.26 = 58,616.45/x
  3. Step 3: Cross multiply
    106,363.05x = 146,780.26 × 58,616.45
  4. Step 4: Simplify right side
    106,363.05x = 8,603,737,771.28
  5. Step 5: Solve for x
    x = 8,603,737,771.28/106,363.05
  6. Step 6: Final answer
    x = 80,890.29

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1.5x scale

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.