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Finding the Fourth Proportional to 177,181.55, 265,880.84 and 70,616.63

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Solution

The fourth proportional to 177,181.55, 265,880.84 and 70,616.63 is: 105,968.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,181.55 : 265,880.84 = 70,616.63 : x
  2. Step 2: Convert to fraction form
    177,181.55/265,880.84 = 70,616.63/x
  3. Step 3: Cross multiply
    177,181.55x = 265,880.84 × 70,616.63
  4. Step 4: Simplify right side
    177,181.55x = 18,775,608,902.37
  5. Step 5: Solve for x
    x = 18,775,608,902.37/177,181.55
  6. Step 6: Final answer
    x = 105,968.19

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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.