Home / 106,433.36-146,884.64-58,686.56

Finding the Fourth Proportional to 106,433.36, 146,884.64 and 58,686.56

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Solution

The fourth proportional to 106,433.36, 146,884.64 and 58,686.56 is: 80,991.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,433.36 : 146,884.64 = 58,686.56 : x
  2. Step 2: Convert to fraction form
    106,433.36/146,884.64 = 58,686.56/x
  3. Step 3: Cross multiply
    106,433.36x = 146,884.64 × 58,686.56
  4. Step 4: Simplify right side
    106,433.36x = 8,620,154,238.44
  5. Step 5: Solve for x
    x = 8,620,154,238.44/106,433.36
  6. Step 6: Final answer
    x = 80,991.09

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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.