Home / 43,207.44-64,811.16-15,490.32

Finding the Fourth Proportional to 43,207.44, 64,811.16 and 15,490.32

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Solution

The fourth proportional to 43,207.44, 64,811.16 and 15,490.32 is: 23,235.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,207.44 : 64,811.16 = 15,490.32 : x
  2. Step 2: Convert to fraction form
    43,207.44/64,811.16 = 15,490.32/x
  3. Step 3: Cross multiply
    43,207.44x = 64,811.16 × 15,490.32
  4. Step 4: Simplify right side
    43,207.44x = 1,003,945,607.97
  5. Step 5: Solve for x
    x = 1,003,945,607.97/43,207.44
  6. Step 6: Final answer
    x = 23,235.48

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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.