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Finding the Fourth Proportional to 182,423.40, 273,116.70 and 161,687.40

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Solution

The fourth proportional to 182,423.40, 273,116.70 and 161,687.40 is: 242,071.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,423.40 : 273,116.70 = 161,687.40 : x
  2. Step 2: Convert to fraction form
    182,423.40/273,116.70 = 161,687.40/x
  3. Step 3: Cross multiply
    182,423.40x = 273,116.70 × 161,687.40
  4. Step 4: Simplify right side
    182,423.40x = 44,159,529,119.58
  5. Step 5: Solve for x
    x = 44,159,529,119.58/182,423.40
  6. Step 6: Final answer
    x = 242,071.63

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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.