Home / 57,968.37-86,956.61-18,528.66

Finding the Fourth Proportional to 57,968.37, 86,956.61 and 18,528.66

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Solution

The fourth proportional to 57,968.37, 86,956.61 and 18,528.66 is: 27,794.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,968.37 : 86,956.61 = 18,528.66 : x
  2. Step 2: Convert to fraction form
    57,968.37/86,956.61 = 18,528.66/x
  3. Step 3: Cross multiply
    57,968.37x = 86,956.61 × 18,528.66
  4. Step 4: Simplify right side
    57,968.37x = 1,611,189,368.80
  5. Step 5: Solve for x
    x = 1,611,189,368.80/57,968.37
  6. Step 6: Final answer
    x = 27,794.28

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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.