Home / 55,164.08-82,748.76-15,723.92

Finding the Fourth Proportional to 55,164.08, 82,748.76 and 15,723.92

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Solution

The fourth proportional to 55,164.08, 82,748.76 and 15,723.92 is: 23,586.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,164.08 : 82,748.76 = 15,723.92 : x
  2. Step 2: Convert to fraction form
    55,164.08/82,748.76 = 15,723.92/x
  3. Step 3: Cross multiply
    55,164.08x = 82,748.76 × 15,723.92
  4. Step 4: Simplify right side
    55,164.08x = 1,301,134,882.34
  5. Step 5: Solve for x
    x = 1,301,134,882.34/55,164.08
  6. Step 6: Final answer
    x = 23,586.63

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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.