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Finding the Fourth Proportional to 14,883.01, 20,537.06 and 8,914.52

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Solution

The fourth proportional to 14,883.01, 20,537.06 and 8,914.52 is: 12,301.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,883.01 : 20,537.06 = 8,914.52 : x
  2. Step 2: Convert to fraction form
    14,883.01/20,537.06 = 8,914.52/x
  3. Step 3: Cross multiply
    14,883.01x = 20,537.06 × 8,914.52
  4. Step 4: Simplify right side
    14,883.01x = 183,078,038.88
  5. Step 5: Solve for x
    x = 183,078,038.88/14,883.01
  6. Step 6: Final answer
    x = 12,301.15

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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.