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Finding the Fourth Proportional to 16,374.90, 24,525.90 and 14,187.90

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Solution

The fourth proportional to 16,374.90, 24,525.90 and 14,187.90 is: 21,250.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,374.90 : 24,525.90 = 14,187.90 : x
  2. Step 2: Convert to fraction form
    16,374.90/24,525.90 = 14,187.90/x
  3. Step 3: Cross multiply
    16,374.90x = 24,525.90 × 14,187.90
  4. Step 4: Simplify right side
    16,374.90x = 347,971,016.61
  5. Step 5: Solve for x
    x = 347,971,016.61/16,374.90
  6. Step 6: Final answer
    x = 21,250.27

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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.