Home / 119,932.50-165,521.43-69,631.50

Finding the Fourth Proportional to 119,932.50, 165,521.43 and 69,631.50

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Solution

The fourth proportional to 119,932.50, 165,521.43 and 69,631.50 is: 96,099.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,932.50 : 165,521.43 = 69,631.50 : x
  2. Step 2: Convert to fraction form
    119,932.50/165,521.43 = 69,631.50/x
  3. Step 3: Cross multiply
    119,932.50x = 165,521.43 × 69,631.50
  4. Step 4: Simplify right side
    119,932.50x = 11,525,505,453.05
  5. Step 5: Solve for x
    x = 11,525,505,453.05/119,932.50
  6. Step 6: Final answer
    x = 96,099.93

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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.