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Finding the Fourth Proportional to 164,153.55, 246,084.53 and 108,020.55

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Solution

The fourth proportional to 164,153.55, 246,084.53 and 108,020.55 is: 161,934.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,153.55 : 246,084.53 = 108,020.55 : x
  2. Step 2: Convert to fraction form
    164,153.55/246,084.53 = 108,020.55/x
  3. Step 3: Cross multiply
    164,153.55x = 246,084.53 × 108,020.55
  4. Step 4: Simplify right side
    164,153.55x = 26,582,185,736.99
  5. Step 5: Solve for x
    x = 26,582,185,736.99/164,153.55
  6. Step 6: Final answer
    x = 161,934.88

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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.