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Finding the Fourth Proportional to 35,000.30, 48,299.37 and 19,894.61

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Solution

The fourth proportional to 35,000.30, 48,299.37 and 19,894.61 is: 27,453.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,000.30 : 48,299.37 = 19,894.61 : x
  2. Step 2: Convert to fraction form
    35,000.30/48,299.37 = 19,894.61/x
  3. Step 3: Cross multiply
    35,000.30x = 48,299.37 × 19,894.61
  4. Step 4: Simplify right side
    35,000.30x = 960,897,129.40
  5. Step 5: Solve for x
    x = 960,897,129.40/35,000.30
  6. Step 6: Final answer
    x = 27,453.97

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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.