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Finding the Fourth Proportional to 193,181.68, 289,813.56 and 60,058.72

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Solution

The fourth proportional to 193,181.68, 289,813.56 and 60,058.72 is: 90,100.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,181.68 : 289,813.56 = 60,058.72 : x
  2. Step 2: Convert to fraction form
    193,181.68/289,813.56 = 60,058.72/x
  3. Step 3: Cross multiply
    193,181.68x = 289,813.56 × 60,058.72
  4. Step 4: Simplify right side
    193,181.68x = 17,405,831,452.24
  5. Step 5: Solve for x
    x = 17,405,831,452.24/193,181.68
  6. Step 6: Final answer
    x = 90,100.84

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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.