Home / 106,392.55-146,820.96-58,645.82

Finding the Fourth Proportional to 106,392.55, 146,820.96 and 58,645.82

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Solution

The fourth proportional to 106,392.55, 146,820.96 and 58,645.82 is: 80,930.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,392.55 : 146,820.96 = 58,645.82 : x
  2. Step 2: Convert to fraction form
    106,392.55/146,820.96 = 58,645.82/x
  3. Step 3: Cross multiply
    106,392.55x = 146,820.96 × 58,645.82
  4. Step 4: Simplify right side
    106,392.55x = 8,610,435,592.39
  5. Step 5: Solve for x
    x = 8,610,435,592.39/106,392.55
  6. Step 6: Final answer
    x = 80,930.81

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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.