Home / 268,757.36-370,875.82-147,887.32

Finding the Fourth Proportional to 268,757.36, 370,875.82 and 147,887.32

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Solution

The fourth proportional to 268,757.36, 370,875.82 and 147,887.32 is: 204,079.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,757.36 : 370,875.82 = 147,887.32 : x
  2. Step 2: Convert to fraction form
    268,757.36/370,875.82 = 147,887.32/x
  3. Step 3: Cross multiply
    268,757.36x = 370,875.82 × 147,887.32
  4. Step 4: Simplify right side
    268,757.36x = 54,847,831,072.60
  5. Step 5: Solve for x
    x = 54,847,831,072.60/268,757.36
  6. Step 6: Final answer
    x = 204,079.36

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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.