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Finding the Fourth Proportional to 170,851.70, 256,277.55 and 151,168.70

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Solution

The fourth proportional to 170,851.70, 256,277.55 and 151,168.70 is: 226,753.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,851.70 : 256,277.55 = 151,168.70 : x
  2. Step 2: Convert to fraction form
    170,851.70/256,277.55 = 151,168.70/x
  3. Step 3: Cross multiply
    170,851.70x = 256,277.55 × 151,168.70
  4. Step 4: Simplify right side
    170,851.70x = 38,741,144,072.69
  5. Step 5: Solve for x
    x = 38,741,144,072.69/170,851.70
  6. Step 6: Final answer
    x = 226,753.05

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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.