Home / 106,743.36-147,304.40-58,997.54

Finding the Fourth Proportional to 106,743.36, 147,304.40 and 58,997.54

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Solution

The fourth proportional to 106,743.36, 147,304.40 and 58,997.54 is: 81,415.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,743.36 : 147,304.40 = 58,997.54 : x
  2. Step 2: Convert to fraction form
    106,743.36/147,304.40 = 58,997.54/x
  3. Step 3: Cross multiply
    106,743.36x = 147,304.40 × 58,997.54
  4. Step 4: Simplify right side
    106,743.36x = 8,690,597,231.18
  5. Step 5: Solve for x
    x = 8,690,597,231.18/106,743.36
  6. Step 6: Final answer
    x = 81,415.81

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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.