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Finding the Fourth Proportional to 202,805.93, 304,185.65 and 53,060.67

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Solution

The fourth proportional to 202,805.93, 304,185.65 and 53,060.67 is: 79,584.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,805.93 : 304,185.65 = 53,060.67 : x
  2. Step 2: Convert to fraction form
    202,805.93/304,185.65 = 53,060.67/x
  3. Step 3: Cross multiply
    202,805.93x = 304,185.65 × 53,060.67
  4. Step 4: Simplify right side
    202,805.93x = 16,140,294,393.39
  5. Step 5: Solve for x
    x = 16,140,294,393.39/202,805.93
  6. Step 6: Final answer
    x = 79,584.92

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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.