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Finding the Fourth Proportional to 67,950.84, 101,900.32 and 32,405.88

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Solution

The fourth proportional to 67,950.84, 101,900.32 and 32,405.88 is: 48,596.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,950.84 : 101,900.32 = 32,405.88 : x
  2. Step 2: Convert to fraction form
    67,950.84/101,900.32 = 32,405.88/x
  3. Step 3: Cross multiply
    67,950.84x = 101,900.32 × 32,405.88
  4. Step 4: Simplify right side
    67,950.84x = 3,302,169,541.88
  5. Step 5: Solve for x
    x = 3,302,169,541.88/67,950.84
  6. Step 6: Final answer
    x = 48,596.45

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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.