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Finding the Fourth Proportional to 171,069.16, 256,604.06 and 65,937.64

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Solution

The fourth proportional to 171,069.16, 256,604.06 and 65,937.64 is: 98,906.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,069.16 : 256,604.06 = 65,937.64 : x
  2. Step 2: Convert to fraction form
    171,069.16/256,604.06 = 65,937.64/x
  3. Step 3: Cross multiply
    171,069.16x = 256,604.06 × 65,937.64
  4. Step 4: Simplify right side
    171,069.16x = 16,919,866,130.82
  5. Step 5: Solve for x
    x = 16,919,866,130.82/171,069.16
  6. Step 6: Final answer
    x = 98,906.58

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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.