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Finding the Fourth Proportional to 16,090.60, 24,135.90 and 7,342.60

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Solution

The fourth proportional to 16,090.60, 24,135.90 and 7,342.60 is: 11,013.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,090.60 : 24,135.90 = 7,342.60 : x
  2. Step 2: Convert to fraction form
    16,090.60/24,135.90 = 7,342.60/x
  3. Step 3: Cross multiply
    16,090.60x = 24,135.90 × 7,342.60
  4. Step 4: Simplify right side
    16,090.60x = 177,220,259.34
  5. Step 5: Solve for x
    x = 177,220,259.34/16,090.60
  6. Step 6: Final answer
    x = 11,013.90

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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.