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Finding the Fourth Proportional to 160,874.90, 222,017.42 and 92,904.30

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Solution

The fourth proportional to 160,874.90, 222,017.42 and 92,904.30 is: 128,213.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,874.90 : 222,017.42 = 92,904.30 : x
  2. Step 2: Convert to fraction form
    160,874.90/222,017.42 = 92,904.30/x
  3. Step 3: Cross multiply
    160,874.90x = 222,017.42 × 92,904.30
  4. Step 4: Simplify right side
    160,874.90x = 20,626,372,992.91
  5. Step 5: Solve for x
    x = 20,626,372,992.91/160,874.90
  6. Step 6: Final answer
    x = 128,213.74

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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.