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Finding the Fourth Proportional to 25,800.01, 38,702.09 and 11,009.08

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Solution

The fourth proportional to 25,800.01, 38,702.09 and 11,009.08 is: 16,514.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,800.01 : 38,702.09 = 11,009.08 : x
  2. Step 2: Convert to fraction form
    25,800.01/38,702.09 = 11,009.08/x
  3. Step 3: Cross multiply
    25,800.01x = 38,702.09 × 11,009.08
  4. Step 4: Simplify right side
    25,800.01x = 426,074,404.98
  5. Step 5: Solve for x
    x = 426,074,404.98/25,800.01
  6. Step 6: Final answer
    x = 16,514.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.