Home / 122,268.46-183,403.30-55,662

Finding the Fourth Proportional to 122,268.46, 183,403.30 and 55,662

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Solution

The fourth proportional to 122,268.46, 183,403.30 and 55,662 is: 83,493.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,268.46 : 183,403.30 = 55,662 : x
  2. Step 2: Convert to fraction form
    122,268.46/183,403.30 = 55,662/x
  3. Step 3: Cross multiply
    122,268.46x = 183,403.30 × 55,662
  4. Step 4: Simplify right side
    122,268.46x = 10,208,594,484.60
  5. Step 5: Solve for x
    x = 10,208,594,484.60/122,268.46
  6. Step 6: Final answer
    x = 83,493.28

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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.