Home / 29,160.24-43,742.96-12,516.52

Finding the Fourth Proportional to 29,160.24, 43,742.96 and 12,516.52

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Solution

The fourth proportional to 29,160.24, 43,742.96 and 12,516.52 is: 18,775.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,160.24 : 43,742.96 = 12,516.52 : x
  2. Step 2: Convert to fraction form
    29,160.24/43,742.96 = 12,516.52/x
  3. Step 3: Cross multiply
    29,160.24x = 43,742.96 × 12,516.52
  4. Step 4: Simplify right side
    29,160.24x = 547,509,633.70
  5. Step 5: Solve for x
    x = 547,509,633.70/29,160.24
  6. Step 6: Final answer
    x = 18,775.90

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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.