Home / 164,787.52-247,254.80-75,993.36

Finding the Fourth Proportional to 164,787.52, 247,254.80 and 75,993.36

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Solution

The fourth proportional to 164,787.52, 247,254.80 and 75,993.36 is: 114,023.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,787.52 : 247,254.80 = 75,993.36 : x
  2. Step 2: Convert to fraction form
    164,787.52/247,254.80 = 75,993.36/x
  3. Step 3: Cross multiply
    164,787.52x = 247,254.80 × 75,993.36
  4. Step 4: Simplify right side
    164,787.52x = 18,789,723,028.13
  5. Step 5: Solve for x
    x = 18,789,723,028.13/164,787.52
  6. Step 6: Final answer
    x = 114,023.94

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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.