Home / 58,449.27-87,655.24-18,996.87

Finding the Fourth Proportional to 58,449.27, 87,655.24 and 18,996.87

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Solution

The fourth proportional to 58,449.27, 87,655.24 and 18,996.87 is: 28,489.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,449.27 : 87,655.24 = 18,996.87 : x
  2. Step 2: Convert to fraction form
    58,449.27/87,655.24 = 18,996.87/x
  3. Step 3: Cross multiply
    58,449.27x = 87,655.24 × 18,996.87
  4. Step 4: Simplify right side
    58,449.27x = 1,665,175,199.10
  5. Step 5: Solve for x
    x = 1,665,175,199.10/58,449.27
  6. Step 6: Final answer
    x = 28,489.24

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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.