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Finding the Fourth Proportional to 119,994.88, 165,614.20 and 69,003.68

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Solution

The fourth proportional to 119,994.88, 165,614.20 and 69,003.68 is: 95,237.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,994.88 : 165,614.20 = 69,003.68 : x
  2. Step 2: Convert to fraction form
    119,994.88/165,614.20 = 69,003.68/x
  3. Step 3: Cross multiply
    119,994.88x = 165,614.20 × 69,003.68
  4. Step 4: Simplify right side
    119,994.88x = 11,427,989,260.26
  5. Step 5: Solve for x
    x = 11,427,989,260.26/119,994.88
  6. Step 6: Final answer
    x = 95,237.31

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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.