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Finding the Fourth Proportional to 19,327.01, 26,665.23 and 10,827.99

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Solution

The fourth proportional to 19,327.01, 26,665.23 and 10,827.99 is: 14,939.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,327.01 : 26,665.23 = 10,827.99 : x
  2. Step 2: Convert to fraction form
    19,327.01/26,665.23 = 10,827.99/x
  3. Step 3: Cross multiply
    19,327.01x = 26,665.23 × 10,827.99
  4. Step 4: Simplify right side
    19,327.01x = 288,730,843.79
  5. Step 5: Solve for x
    x = 288,730,843.79/19,327.01
  6. Step 6: Final answer
    x = 14,939.24

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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.