Home / 43,246.77-64,899-15,166.80

Finding the Fourth Proportional to 43,246.77, 64,899 and 15,166.80

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Solution

The fourth proportional to 43,246.77, 64,899 and 15,166.80 is: 22,760.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,246.77 : 64,899 = 15,166.80 : x
  2. Step 2: Convert to fraction form
    43,246.77/64,899 = 15,166.80/x
  3. Step 3: Cross multiply
    43,246.77x = 64,899 × 15,166.80
  4. Step 4: Simplify right side
    43,246.77x = 984,310,153.20
  5. Step 5: Solve for x
    x = 984,310,153.20/43,246.77
  6. Step 6: Final answer
    x = 22,760.32

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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.