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Finding the Fourth Proportional to 18,297.51, 25,250.76 and 10,743.93

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Solution

The fourth proportional to 18,297.51, 25,250.76 and 10,743.93 is: 14,826.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,297.51 : 25,250.76 = 10,743.93 : x
  2. Step 2: Convert to fraction form
    18,297.51/25,250.76 = 10,743.93/x
  3. Step 3: Cross multiply
    18,297.51x = 25,250.76 × 10,743.93
  4. Step 4: Simplify right side
    18,297.51x = 271,292,324.61
  5. Step 5: Solve for x
    x = 271,292,324.61/18,297.51
  6. Step 6: Final answer
    x = 14,826.74

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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.