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Finding the Fourth Proportional to 119,797.17, 165,328.25 and 69,496.17

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Solution

The fourth proportional to 119,797.17, 165,328.25 and 69,496.17 is: 95,909.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,797.17 : 165,328.25 = 69,496.17 : x
  2. Step 2: Convert to fraction form
    119,797.17/165,328.25 = 69,496.17/x
  3. Step 3: Cross multiply
    119,797.17x = 165,328.25 × 69,496.17
  4. Step 4: Simplify right side
    119,797.17x = 11,489,680,167.80
  5. Step 5: Solve for x
    x = 11,489,680,167.80/119,797.17
  6. Step 6: Final answer
    x = 95,909.45

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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.