Home / 43,028.01-64,483.70-20,797.16

Finding the Fourth Proportional to 43,028.01, 64,483.70 and 20,797.16

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Solution

The fourth proportional to 43,028.01, 64,483.70 and 20,797.16 is: 31,167.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,028.01 : 64,483.70 = 20,797.16 : x
  2. Step 2: Convert to fraction form
    43,028.01/64,483.70 = 20,797.16/x
  3. Step 3: Cross multiply
    43,028.01x = 64,483.70 × 20,797.16
  4. Step 4: Simplify right side
    43,028.01x = 1,341,077,399.89
  5. Step 5: Solve for x
    x = 1,341,077,399.89/43,028.01
  6. Step 6: Final answer
    x = 31,167.54

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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.