Home / 106,118.37-146,442.15-58,372.38

Finding the Fourth Proportional to 106,118.37, 146,442.15 and 58,372.38

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Solution

The fourth proportional to 106,118.37, 146,442.15 and 58,372.38 is: 80,553.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,118.37 : 146,442.15 = 58,372.38 : x
  2. Step 2: Convert to fraction form
    106,118.37/146,442.15 = 58,372.38/x
  3. Step 3: Cross multiply
    106,118.37x = 146,442.15 × 58,372.38
  4. Step 4: Simplify right side
    106,118.37x = 8,548,176,827.82
  5. Step 5: Solve for x
    x = 8,548,176,827.82/106,118.37
  6. Step 6: Final answer
    x = 80,553.22

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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.