Home / 43,276.16-64,923.96-13,695.77

Finding the Fourth Proportional to 43,276.16, 64,923.96 and 13,695.77

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Solution

The fourth proportional to 43,276.16, 64,923.96 and 13,695.77 is: 20,546.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,276.16 : 64,923.96 = 13,695.77 : x
  2. Step 2: Convert to fraction form
    43,276.16/64,923.96 = 13,695.77/x
  3. Step 3: Cross multiply
    43,276.16x = 64,923.96 × 13,695.77
  4. Step 4: Simplify right side
    43,276.16x = 889,183,299.03
  5. Step 5: Solve for x
    x = 889,183,299.03/43,276.16
  6. Step 6: Final answer
    x = 20,546.73

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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.