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Finding the Fourth Proportional to 29,355.14, 40,509.80 and 16,610.80

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Solution

The fourth proportional to 29,355.14, 40,509.80 and 16,610.80 is: 22,922.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,355.14 : 40,509.80 = 16,610.80 : x
  2. Step 2: Convert to fraction form
    29,355.14/40,509.80 = 16,610.80/x
  3. Step 3: Cross multiply
    29,355.14x = 40,509.80 × 16,610.80
  4. Step 4: Simplify right side
    29,355.14x = 672,900,185.84
  5. Step 5: Solve for x
    x = 672,900,185.84/29,355.14
  6. Step 6: Final answer
    x = 22,922.74

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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.