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Finding the Fourth Proportional to 199,902.06, 299,705.40 and 94,597.74

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Solution

The fourth proportional to 199,902.06, 299,705.40 and 94,597.74 is: 141,826.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,902.06 : 299,705.40 = 94,597.74 : x
  2. Step 2: Convert to fraction form
    199,902.06/299,705.40 = 94,597.74/x
  3. Step 3: Cross multiply
    199,902.06x = 299,705.40 × 94,597.74
  4. Step 4: Simplify right side
    199,902.06x = 28,351,453,505.80
  5. Step 5: Solve for x
    x = 28,351,453,505.80/199,902.06
  6. Step 6: Final answer
    x = 141,826.72

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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.