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Finding the Fourth Proportional to 199,861.95, 299,300.85 and 94,557.90

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Solution

The fourth proportional to 199,861.95, 299,300.85 and 94,557.90 is: 141,604.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,861.95 : 299,300.85 = 94,557.90 : x
  2. Step 2: Convert to fraction form
    199,861.95/299,300.85 = 94,557.90/x
  3. Step 3: Cross multiply
    199,861.95x = 299,300.85 × 94,557.90
  4. Step 4: Simplify right side
    199,861.95x = 28,301,259,844.22
  5. Step 5: Solve for x
    x = 28,301,259,844.22/199,861.95
  6. Step 6: Final answer
    x = 141,604.04

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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.