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Finding the Fourth Proportional to 31,950.57, 44,063.01 and 20,014.95

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Solution

The fourth proportional to 31,950.57, 44,063.01 and 20,014.95 is: 27,602.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,950.57 : 44,063.01 = 20,014.95 : x
  2. Step 2: Convert to fraction form
    31,950.57/44,063.01 = 20,014.95/x
  3. Step 3: Cross multiply
    31,950.57x = 44,063.01 × 20,014.95
  4. Step 4: Simplify right side
    31,950.57x = 881,918,942.00
  5. Step 5: Solve for x
    x = 881,918,942.00/31,950.57
  6. Step 6: Final answer
    x = 27,602.60

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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.