Home / 164,787.63-227,431.20-104,363.90

Finding the Fourth Proportional to 164,787.63, 227,431.20 and 104,363.90

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Solution

The fourth proportional to 164,787.63, 227,431.20 and 104,363.90 is: 144,037.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,787.63 : 227,431.20 = 104,363.90 : x
  2. Step 2: Convert to fraction form
    164,787.63/227,431.20 = 104,363.90/x
  3. Step 3: Cross multiply
    164,787.63x = 227,431.20 × 104,363.90
  4. Step 4: Simplify right side
    164,787.63x = 23,735,607,013.68
  5. Step 5: Solve for x
    x = 23,735,607,013.68/164,787.63
  6. Step 6: Final answer
    x = 144,037.55

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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.