Home / 61,660.36-85,090.94-34,811.60

Finding the Fourth Proportional to 61,660.36, 85,090.94 and 34,811.60

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Solution

The fourth proportional to 61,660.36, 85,090.94 and 34,811.60 is: 48,039.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,660.36 : 85,090.94 = 34,811.60 : x
  2. Step 2: Convert to fraction form
    61,660.36/85,090.94 = 34,811.60/x
  3. Step 3: Cross multiply
    61,660.36x = 85,090.94 × 34,811.60
  4. Step 4: Simplify right side
    61,660.36x = 2,962,151,766.90
  5. Step 5: Solve for x
    x = 2,962,151,766.90/61,660.36
  6. Step 6: Final answer
    x = 48,039.81

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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.