Home / 272,015.24-408,156.51-122,361.26

Finding the Fourth Proportional to 272,015.24, 408,156.51 and 122,361.26

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Solution

The fourth proportional to 272,015.24, 408,156.51 and 122,361.26 is: 183,602.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,015.24 : 408,156.51 = 122,361.26 : x
  2. Step 2: Convert to fraction form
    272,015.24/408,156.51 = 122,361.26/x
  3. Step 3: Cross multiply
    272,015.24x = 408,156.51 × 122,361.26
  4. Step 4: Simplify right side
    272,015.24x = 49,942,544,840.80
  5. Step 5: Solve for x
    x = 49,942,544,840.80/272,015.24
  6. Step 6: Final answer
    x = 183,602.01

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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.