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Finding the Fourth Proportional to 59,993.01, 89,994.90 and 15,620.15

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Solution

The fourth proportional to 59,993.01, 89,994.90 and 15,620.15 is: 23,431.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,993.01 : 89,994.90 = 15,620.15 : x
  2. Step 2: Convert to fraction form
    59,993.01/89,994.90 = 15,620.15/x
  3. Step 3: Cross multiply
    59,993.01x = 89,994.90 × 15,620.15
  4. Step 4: Simplify right side
    59,993.01x = 1,405,733,309.16
  5. Step 5: Solve for x
    x = 1,405,733,309.16/59,993.01
  6. Step 6: Final answer
    x = 23,431.62

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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.