Home / 69,433.03-104,149.55-19,511.11

Finding the Fourth Proportional to 69,433.03, 104,149.55 and 19,511.11

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Solution

The fourth proportional to 69,433.03, 104,149.55 and 19,511.11 is: 29,266.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,433.03 : 104,149.55 = 19,511.11 : x
  2. Step 2: Convert to fraction form
    69,433.03/104,149.55 = 19,511.11/x
  3. Step 3: Cross multiply
    69,433.03x = 104,149.55 × 19,511.11
  4. Step 4: Simplify right side
    69,433.03x = 2,032,073,326.50
  5. Step 5: Solve for x
    x = 2,032,073,326.50/69,433.03
  6. Step 6: Final answer
    x = 29,266.67

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Double scale
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Similar ratio
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1.5x scale

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.