Home / 69,883.12-104,806.32-47,692.36

Finding the Fourth Proportional to 69,883.12, 104,806.32 and 47,692.36

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Solution

The fourth proportional to 69,883.12, 104,806.32 and 47,692.36 is: 71,526.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,883.12 : 104,806.32 = 47,692.36 : x
  2. Step 2: Convert to fraction form
    69,883.12/104,806.32 = 47,692.36/x
  3. Step 3: Cross multiply
    69,883.12x = 104,806.32 × 47,692.36
  4. Step 4: Simplify right side
    69,883.12x = 4,998,460,743.72
  5. Step 5: Solve for x
    x = 4,998,460,743.72/69,883.12
  6. Step 6: Final answer
    x = 71,526.01

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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.