Home / 147,796.02-203,936.13-83,256.03

Finding the Fourth Proportional to 147,796.02, 203,936.13 and 83,256.03

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Solution

The fourth proportional to 147,796.02, 203,936.13 and 83,256.03 is: 114,880.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,796.02 : 203,936.13 = 83,256.03 : x
  2. Step 2: Convert to fraction form
    147,796.02/203,936.13 = 83,256.03/x
  3. Step 3: Cross multiply
    147,796.02x = 203,936.13 × 83,256.03
  4. Step 4: Simplify right side
    147,796.02x = 16,978,912,557.36
  5. Step 5: Solve for x
    x = 16,978,912,557.36/147,796.02
  6. Step 6: Final answer
    x = 114,880.72

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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.