Home / 69,766.35-104,647.16-30,323.46

Finding the Fourth Proportional to 69,766.35, 104,647.16 and 30,323.46

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Solution

The fourth proportional to 69,766.35, 104,647.16 and 30,323.46 is: 45,484.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,766.35 : 104,647.16 = 30,323.46 : x
  2. Step 2: Convert to fraction form
    69,766.35/104,647.16 = 30,323.46/x
  3. Step 3: Cross multiply
    69,766.35x = 104,647.16 × 30,323.46
  4. Step 4: Simplify right side
    69,766.35x = 3,173,263,818.76
  5. Step 5: Solve for x
    x = 3,173,263,818.76/69,766.35
  6. Step 6: Final answer
    x = 45,484.16

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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.