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Finding the Fourth Proportional to 69,771.84, 104,618.88 and 23,012.16

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Solution

The fourth proportional to 69,771.84, 104,618.88 and 23,012.16 is: 34,505.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,771.84 : 104,618.88 = 23,012.16 : x
  2. Step 2: Convert to fraction form
    69,771.84/104,618.88 = 23,012.16/x
  3. Step 3: Cross multiply
    69,771.84x = 104,618.88 × 23,012.16
  4. Step 4: Simplify right side
    69,771.84x = 2,407,506,405.58
  5. Step 5: Solve for x
    x = 2,407,506,405.58/69,771.84
  6. Step 6: Final answer
    x = 34,505.42

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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.