Home / 106,735.36-147,268.20-60,784.60

Finding the Fourth Proportional to 106,735.36, 147,268.20 and 60,784.60

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Solution

The fourth proportional to 106,735.36, 147,268.20 and 60,784.60 is: 83,867.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,735.36 : 147,268.20 = 60,784.60 : x
  2. Step 2: Convert to fraction form
    106,735.36/147,268.20 = 60,784.60/x
  3. Step 3: Cross multiply
    106,735.36x = 147,268.20 × 60,784.60
  4. Step 4: Simplify right side
    106,735.36x = 8,951,638,629.72
  5. Step 5: Solve for x
    x = 8,951,638,629.72/106,735.36
  6. Step 6: Final answer
    x = 83,867.60

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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.