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Finding the Fourth Proportional to 183,806.85, 253,654.46 and 103,234.38

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Solution

The fourth proportional to 183,806.85, 253,654.46 and 103,234.38 is: 142,464.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,806.85 : 253,654.46 = 103,234.38 : x
  2. Step 2: Convert to fraction form
    183,806.85/253,654.46 = 103,234.38/x
  3. Step 3: Cross multiply
    183,806.85x = 253,654.46 × 103,234.38
  4. Step 4: Simplify right side
    183,806.85x = 26,185,860,396.16
  5. Step 5: Solve for x
    x = 26,185,860,396.16/183,806.85
  6. Step 6: Final answer
    x = 142,464.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.