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Finding the Fourth Proportional to 35,980.20, 53,994.60 and 16,248.60

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Solution

The fourth proportional to 35,980.20, 53,994.60 and 16,248.60 is: 24,383.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,980.20 : 53,994.60 = 16,248.60 : x
  2. Step 2: Convert to fraction form
    35,980.20/53,994.60 = 16,248.60/x
  3. Step 3: Cross multiply
    35,980.20x = 53,994.60 × 16,248.60
  4. Step 4: Simplify right side
    35,980.20x = 877,336,657.56
  5. Step 5: Solve for x
    x = 877,336,657.56/35,980.20
  6. Step 6: Final answer
    x = 24,383.87

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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.