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Finding the Fourth Proportional to 67,458.75, 93,090.63 and 37,243.44

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Solution

The fourth proportional to 67,458.75, 93,090.63 and 37,243.44 is: 51,394.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,458.75 : 93,090.63 = 37,243.44 : x
  2. Step 2: Convert to fraction form
    67,458.75/93,090.63 = 37,243.44/x
  3. Step 3: Cross multiply
    67,458.75x = 93,090.63 × 37,243.44
  4. Step 4: Simplify right side
    67,458.75x = 3,467,015,292.97
  5. Step 5: Solve for x
    x = 3,467,015,292.97/67,458.75
  6. Step 6: Final answer
    x = 51,394.60

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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.