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Finding the Fourth Proportional to 171,541, 236,431.02 and 114,077.60

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Solution

The fourth proportional to 171,541, 236,431.02 and 114,077.60 is: 157,230.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,541 : 236,431.02 = 114,077.60 : x
  2. Step 2: Convert to fraction form
    171,541/236,431.02 = 114,077.60/x
  3. Step 3: Cross multiply
    171,541x = 236,431.02 × 114,077.60
  4. Step 4: Simplify right side
    171,541x = 26,971,483,327.15
  5. Step 5: Solve for x
    x = 26,971,483,327.15/171,541
  6. Step 6: Final answer
    x = 157,230.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.