Home / 43,064.37-64,582.17-18,099.76

Finding the Fourth Proportional to 43,064.37, 64,582.17 and 18,099.76

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Solution

The fourth proportional to 43,064.37, 64,582.17 and 18,099.76 is: 27,143.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,064.37 : 64,582.17 = 18,099.76 : x
  2. Step 2: Convert to fraction form
    43,064.37/64,582.17 = 18,099.76/x
  3. Step 3: Cross multiply
    43,064.37x = 64,582.17 × 18,099.76
  4. Step 4: Simplify right side
    43,064.37x = 1,168,921,777.28
  5. Step 5: Solve for x
    x = 1,168,921,777.28/43,064.37
  6. Step 6: Final answer
    x = 27,143.59

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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.