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Finding the Fourth Proportional to 201,246.93, 301,867.30 and 51,485.95

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Solution

The fourth proportional to 201,246.93, 301,867.30 and 51,485.95 is: 77,228.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,246.93 : 301,867.30 = 51,485.95 : x
  2. Step 2: Convert to fraction form
    201,246.93/301,867.30 = 51,485.95/x
  3. Step 3: Cross multiply
    201,246.93x = 301,867.30 × 51,485.95
  4. Step 4: Simplify right side
    201,246.93x = 15,541,924,714.44
  5. Step 5: Solve for x
    x = 15,541,924,714.44/201,246.93
  6. Step 6: Final answer
    x = 77,228.13

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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.