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Finding the Fourth Proportional to 119,797.67, 165,328.95 and 69,496.67

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Solution

The fourth proportional to 119,797.67, 165,328.95 and 69,496.67 is: 95,910.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,797.67 : 165,328.95 = 69,496.67 : x
  2. Step 2: Convert to fraction form
    119,797.67/165,328.95 = 69,496.67/x
  3. Step 3: Cross multiply
    119,797.67x = 165,328.95 × 69,496.67
  4. Step 4: Simplify right side
    119,797.67x = 11,489,810,652.95
  5. Step 5: Solve for x
    x = 11,489,810,652.95/119,797.67
  6. Step 6: Final answer
    x = 95,910.14

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1.5x scale

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.