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Finding the Fourth Proportional to 173,170.16, 238,972.48 and 96,690.44

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Solution

The fourth proportional to 173,170.16, 238,972.48 and 96,690.44 is: 133,431.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,170.16 : 238,972.48 = 96,690.44 : x
  2. Step 2: Convert to fraction form
    173,170.16/238,972.48 = 96,690.44/x
  3. Step 3: Cross multiply
    173,170.16x = 238,972.48 × 96,690.44
  4. Step 4: Simplify right side
    173,170.16x = 23,106,354,239.09
  5. Step 5: Solve for x
    x = 23,106,354,239.09/173,170.16
  6. Step 6: Final answer
    x = 133,431.50

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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.