Home / 106,027.20-146,241.36-68,265.36

Finding the Fourth Proportional to 106,027.20, 146,241.36 and 68,265.36

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Solution

The fourth proportional to 106,027.20, 146,241.36 and 68,265.36 is: 94,157.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,027.20 : 146,241.36 = 68,265.36 : x
  2. Step 2: Convert to fraction form
    106,027.20/146,241.36 = 68,265.36/x
  3. Step 3: Cross multiply
    106,027.20x = 146,241.36 × 68,265.36
  4. Step 4: Simplify right side
    106,027.20x = 9,983,219,087.29
  5. Step 5: Solve for x
    x = 9,983,219,087.29/106,027.20
  6. Step 6: Final answer
    x = 94,157.15

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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.