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Finding the Fourth Proportional to 16,314.62, 22,525.03 and 12,531.03

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Solution

The fourth proportional to 16,314.62, 22,525.03 and 12,531.03 is: 17,301.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,314.62 : 22,525.03 = 12,531.03 : x
  2. Step 2: Convert to fraction form
    16,314.62/22,525.03 = 12,531.03/x
  3. Step 3: Cross multiply
    16,314.62x = 22,525.03 × 12,531.03
  4. Step 4: Simplify right side
    16,314.62x = 282,261,826.68
  5. Step 5: Solve for x
    x = 282,261,826.68/16,314.62
  6. Step 6: Final answer
    x = 17,301.16

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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.