Home / 98,199.00-135,504.56-55,171.64

Finding the Fourth Proportional to 98,199.00, 135,504.56 and 55,171.64

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Solution

The fourth proportional to 98,199.00, 135,504.56 and 55,171.64 is: 76,131.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,199.00 : 135,504.56 = 55,171.64 : x
  2. Step 2: Convert to fraction form
    98,199.00/135,504.56 = 55,171.64/x
  3. Step 3: Cross multiply
    98,199.00x = 135,504.56 × 55,171.64
  4. Step 4: Simplify right side
    98,199.00x = 7,476,009,237.17
  5. Step 5: Solve for x
    x = 7,476,009,237.17/98,199.00
  6. Step 6: Final answer
    x = 76,131.22

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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.