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Finding the Fourth Proportional to 67,731.58, 101,662.98 and 32,695.84

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Solution

The fourth proportional to 67,731.58, 101,662.98 and 32,695.84 is: 49,075.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,731.58 : 101,662.98 = 32,695.84 : x
  2. Step 2: Convert to fraction form
    67,731.58/101,662.98 = 32,695.84/x
  3. Step 3: Cross multiply
    67,731.58x = 101,662.98 × 32,695.84
  4. Step 4: Simplify right side
    67,731.58x = 3,323,956,528.00
  5. Step 5: Solve for x
    x = 3,323,956,528.00/67,731.58
  6. Step 6: Final answer
    x = 49,075.43

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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.