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Finding the Fourth Proportional to 67,734.64, 93,473.72 and 37,519.96

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Solution

The fourth proportional to 67,734.64, 93,473.72 and 37,519.96 is: 51,777.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,734.64 : 93,473.72 = 37,519.96 : x
  2. Step 2: Convert to fraction form
    67,734.64/93,473.72 = 37,519.96/x
  3. Step 3: Cross multiply
    67,734.64x = 93,473.72 × 37,519.96
  4. Step 4: Simplify right side
    67,734.64x = 3,507,130,235.45
  5. Step 5: Solve for x
    x = 3,507,130,235.45/67,734.64
  6. Step 6: Final answer
    x = 51,777.50

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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.