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Finding the Fourth Proportional to 152,466.75, 210,404.12 and 92,850.75

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Solution

The fourth proportional to 152,466.75, 210,404.12 and 92,850.75 is: 128,134.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,466.75 : 210,404.12 = 92,850.75 : x
  2. Step 2: Convert to fraction form
    152,466.75/210,404.12 = 92,850.75/x
  3. Step 3: Cross multiply
    152,466.75x = 210,404.12 × 92,850.75
  4. Step 4: Simplify right side
    152,466.75x = 19,536,179,880.84
  5. Step 5: Solve for x
    x = 19,536,179,880.84/152,466.75
  6. Step 6: Final answer
    x = 128,134.04

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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.