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Finding the Fourth Proportional to 69,788.39, 104,692.95 and 32,352.23

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Solution

The fourth proportional to 69,788.39, 104,692.95 and 32,352.23 is: 48,533.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,788.39 : 104,692.95 = 32,352.23 : x
  2. Step 2: Convert to fraction form
    69,788.39/104,692.95 = 32,352.23/x
  3. Step 3: Cross multiply
    69,788.39x = 104,692.95 × 32,352.23
  4. Step 4: Simplify right side
    69,788.39x = 3,387,050,659.51
  5. Step 5: Solve for x
    x = 3,387,050,659.51/69,788.39
  6. Step 6: Final answer
    x = 48,533.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.