Home / 109,626.40-164,504.40-39,496.60

Finding the Fourth Proportional to 109,626.40, 164,504.40 and 39,496.60

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Solution

The fourth proportional to 109,626.40, 164,504.40 and 39,496.60 is: 59,268.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,626.40 : 164,504.40 = 39,496.60 : x
  2. Step 2: Convert to fraction form
    109,626.40/164,504.40 = 39,496.60/x
  3. Step 3: Cross multiply
    109,626.40x = 164,504.40 × 39,496.60
  4. Step 4: Simplify right side
    109,626.40x = 6,497,364,485.04
  5. Step 5: Solve for x
    x = 6,497,364,485.04/109,626.40
  6. Step 6: Final answer
    x = 59,268.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.