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Finding the Fourth Proportional to 171,303.35, 256,953.53 and 133,894.85

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Solution

The fourth proportional to 171,303.35, 256,953.53 and 133,894.85 is: 200,841.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,303.35 : 256,953.53 = 133,894.85 : x
  2. Step 2: Convert to fraction form
    171,303.35/256,953.53 = 133,894.85/x
  3. Step 3: Cross multiply
    171,303.35x = 256,953.53 × 133,894.85
  4. Step 4: Simplify right side
    171,303.35x = 34,404,753,406.29
  5. Step 5: Solve for x
    x = 34,404,753,406.29/171,303.35
  6. Step 6: Final answer
    x = 200,841.11

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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.