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Finding the Fourth Proportional to 14,037.94, 21,050.76 and 7,462.63

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Solution

The fourth proportional to 14,037.94, 21,050.76 and 7,462.63 is: 11,190.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,037.94 : 21,050.76 = 7,462.63 : x
  2. Step 2: Convert to fraction form
    14,037.94/21,050.76 = 7,462.63/x
  3. Step 3: Cross multiply
    14,037.94x = 21,050.76 × 7,462.63
  4. Step 4: Simplify right side
    14,037.94x = 157,093,927.85
  5. Step 5: Solve for x
    x = 157,093,927.85/14,037.94
  6. Step 6: Final answer
    x = 11,190.67

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1.5x scale

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.