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Finding the Fourth Proportional to 18,124.01, 27,055.02 and 16,826.39

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Solution

The fourth proportional to 18,124.01, 27,055.02 and 16,826.39 is: 25,117.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,124.01 : 27,055.02 = 16,826.39 : x
  2. Step 2: Convert to fraction form
    18,124.01/27,055.02 = 16,826.39/x
  3. Step 3: Cross multiply
    18,124.01x = 27,055.02 × 16,826.39
  4. Step 4: Simplify right side
    18,124.01x = 455,238,317.98
  5. Step 5: Solve for x
    x = 455,238,317.98/18,124.01
  6. Step 6: Final answer
    x = 25,117.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.