Home / 119,539.80-164,958.48-68,554.68

Finding the Fourth Proportional to 119,539.80, 164,958.48 and 68,554.68

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Solution

The fourth proportional to 119,539.80, 164,958.48 and 68,554.68 is: 94,601.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,539.80 : 164,958.48 = 68,554.68 : x
  2. Step 2: Convert to fraction form
    119,539.80/164,958.48 = 68,554.68/x
  3. Step 3: Cross multiply
    119,539.80x = 164,958.48 × 68,554.68
  4. Step 4: Simplify right side
    119,539.80x = 11,308,675,809.69
  5. Step 5: Solve for x
    x = 11,308,675,809.69/119,539.80
  6. Step 6: Final answer
    x = 94,601.76

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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.