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Finding the Fourth Proportional to 25,751, 35,532.27 and 14,420.99

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Solution

The fourth proportional to 25,751, 35,532.27 and 14,420.99 is: 19,898.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,751 : 35,532.27 = 14,420.99 : x
  2. Step 2: Convert to fraction form
    25,751/35,532.27 = 14,420.99/x
  3. Step 3: Cross multiply
    25,751x = 35,532.27 × 14,420.99
  4. Step 4: Simplify right side
    25,751x = 512,410,510.35
  5. Step 5: Solve for x
    x = 512,410,510.35/25,751
  6. Step 6: Final answer
    x = 19,898.66

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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.