Home / 119,496.98-164,910.53-65,787.00

Finding the Fourth Proportional to 119,496.98, 164,910.53 and 65,787.00

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Solution

The fourth proportional to 119,496.98, 164,910.53 and 65,787.00 is: 90,788.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,496.98 : 164,910.53 = 65,787.00 : x
  2. Step 2: Convert to fraction form
    119,496.98/164,910.53 = 65,787.00/x
  3. Step 3: Cross multiply
    119,496.98x = 164,910.53 × 65,787.00
  4. Step 4: Simplify right side
    119,496.98x = 10,848,968,583.16
  5. Step 5: Solve for x
    x = 10,848,968,583.16/119,496.98
  6. Step 6: Final answer
    x = 90,788.64

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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.