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Finding the Fourth Proportional to 22,999.08, 34,447.26 and 19,999.08

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Solution

The fourth proportional to 22,999.08, 34,447.26 and 19,999.08 is: 29,953.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,999.08 : 34,447.26 = 19,999.08 : x
  2. Step 2: Convert to fraction form
    22,999.08/34,447.26 = 19,999.08/x
  3. Step 3: Cross multiply
    22,999.08x = 34,447.26 × 19,999.08
  4. Step 4: Simplify right side
    22,999.08x = 688,913,508.52
  5. Step 5: Solve for x
    x = 688,913,508.52/22,999.08
  6. Step 6: Final answer
    x = 29,953.96

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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.