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Finding the Fourth Proportional to 170,669, 235,534.56 and 95,219.12

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Solution

The fourth proportional to 170,669, 235,534.56 and 95,219.12 is: 131,408.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,669 : 235,534.56 = 95,219.12 : x
  2. Step 2: Convert to fraction form
    170,669/235,534.56 = 95,219.12/x
  3. Step 3: Cross multiply
    170,669x = 235,534.56 × 95,219.12
  4. Step 4: Simplify right side
    170,669x = 22,427,393,532.79
  5. Step 5: Solve for x
    x = 22,427,393,532.79/170,669
  6. Step 6: Final answer
    x = 131,408.71

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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.