Home / 57,832.42-86,748.63-18,389.53

Finding the Fourth Proportional to 57,832.42, 86,748.63 and 18,389.53

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Solution

The fourth proportional to 57,832.42, 86,748.63 and 18,389.53 is: 27,584.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,832.42 : 86,748.63 = 18,389.53 : x
  2. Step 2: Convert to fraction form
    57,832.42/86,748.63 = 18,389.53/x
  3. Step 3: Cross multiply
    57,832.42x = 86,748.63 × 18,389.53
  4. Step 4: Simplify right side
    57,832.42x = 1,595,266,533.84
  5. Step 5: Solve for x
    x = 1,595,266,533.84/57,832.42
  6. Step 6: Final answer
    x = 27,584.30

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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.