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Finding the Fourth Proportional to 199,108.53, 298,662.80 and 58,856.31

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Solution

The fourth proportional to 199,108.53, 298,662.80 and 58,856.31 is: 88,284.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,108.53 : 298,662.80 = 58,856.31 : x
  2. Step 2: Convert to fraction form
    199,108.53/298,662.80 = 58,856.31/x
  3. Step 3: Cross multiply
    199,108.53x = 298,662.80 × 58,856.31
  4. Step 4: Simplify right side
    199,108.53x = 17,578,190,047.99
  5. Step 5: Solve for x
    x = 17,578,190,047.99/199,108.53
  6. Step 6: Final answer
    x = 88,284.47

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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.