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Finding the Fourth Proportional to 199,952.07, 299,928.06 and 80,062.98

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Solution

The fourth proportional to 199,952.07, 299,928.06 and 80,062.98 is: 120,094.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,952.07 : 299,928.06 = 80,062.98 : x
  2. Step 2: Convert to fraction form
    199,952.07/299,928.06 = 80,062.98/x
  3. Step 3: Cross multiply
    199,952.07x = 299,928.06 × 80,062.98
  4. Step 4: Simplify right side
    199,952.07x = 24,013,134,269.22
  5. Step 5: Solve for x
    x = 24,013,134,269.22/199,952.07
  6. Step 6: Final answer
    x = 120,094.45

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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.