Home / 43,109.70-64,620.20-23,346.51

Finding the Fourth Proportional to 43,109.70, 64,620.20 and 23,346.51

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Solution

The fourth proportional to 43,109.70, 64,620.20 and 23,346.51 is: 34,995.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,109.70 : 64,620.20 = 23,346.51 : x
  2. Step 2: Convert to fraction form
    43,109.70/64,620.20 = 23,346.51/x
  3. Step 3: Cross multiply
    43,109.70x = 64,620.20 × 23,346.51
  4. Step 4: Simplify right side
    43,109.70x = 1,508,656,028.77
  5. Step 5: Solve for x
    x = 1,508,656,028.77/43,109.70
  6. Step 6: Final answer
    x = 34,995.74

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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.