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Finding the Fourth Proportional to 29,315.60, 43,992.60 and 16,835.60

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Solution

The fourth proportional to 29,315.60, 43,992.60 and 16,835.60 is: 25,264.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,315.60 : 43,992.60 = 16,835.60 : x
  2. Step 2: Convert to fraction form
    29,315.60/43,992.60 = 16,835.60/x
  3. Step 3: Cross multiply
    29,315.60x = 43,992.60 × 16,835.60
  4. Step 4: Simplify right side
    29,315.60x = 740,641,816.56
  5. Step 5: Solve for x
    x = 740,641,816.56/29,315.60
  6. Step 6: Final answer
    x = 25,264.43

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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.