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Finding the Fourth Proportional to 14,522.52, 20,025.07 and 10,038.49

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Solution

The fourth proportional to 14,522.52, 20,025.07 and 10,038.49 is: 13,842.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,522.52 : 20,025.07 = 10,038.49 : x
  2. Step 2: Convert to fraction form
    14,522.52/20,025.07 = 10,038.49/x
  3. Step 3: Cross multiply
    14,522.52x = 20,025.07 × 10,038.49
  4. Step 4: Simplify right side
    14,522.52x = 201,021,375.74
  5. Step 5: Solve for x
    x = 201,021,375.74/14,522.52
  6. Step 6: Final answer
    x = 13,842.05

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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.