Home / 106,261.32-146,640.84-58,514.76

Finding the Fourth Proportional to 106,261.32, 146,640.84 and 58,514.76

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Solution

The fourth proportional to 106,261.32, 146,640.84 and 58,514.76 is: 80,750.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,261.32 : 146,640.84 = 58,514.76 : x
  2. Step 2: Convert to fraction form
    106,261.32/146,640.84 = 58,514.76/x
  3. Step 3: Cross multiply
    106,261.32x = 146,640.84 × 58,514.76
  4. Step 4: Simplify right side
    106,261.32x = 8,580,653,558.80
  5. Step 5: Solve for x
    x = 8,580,653,558.80/106,261.32
  6. Step 6: Final answer
    x = 80,750.49

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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.