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Finding the Fourth Proportional to 116,374.25, 160,596.57 and 66,073.25

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Solution

The fourth proportional to 116,374.25, 160,596.57 and 66,073.25 is: 91,181.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,374.25 : 160,596.57 = 66,073.25 : x
  2. Step 2: Convert to fraction form
    116,374.25/160,596.57 = 66,073.25/x
  3. Step 3: Cross multiply
    116,374.25x = 160,596.57 × 66,073.25
  4. Step 4: Simplify right side
    116,374.25x = 10,611,137,968.02
  5. Step 5: Solve for x
    x = 10,611,137,968.02/116,374.25
  6. Step 6: Final answer
    x = 91,181.15

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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.