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Finding the Fourth Proportional to 119,692.96, 165,168.72 and 65,975.04

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Solution

The fourth proportional to 119,692.96, 165,168.72 and 65,975.04 is: 91,041.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,692.96 : 165,168.72 = 65,975.04 : x
  2. Step 2: Convert to fraction form
    119,692.96/165,168.72 = 65,975.04/x
  3. Step 3: Cross multiply
    119,692.96x = 165,168.72 × 65,975.04
  4. Step 4: Simplify right side
    119,692.96x = 10,897,012,908.75
  5. Step 5: Solve for x
    x = 10,897,012,908.75/119,692.96
  6. Step 6: Final answer
    x = 91,041.39

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.