Home / 43,597.71-65,435.45-20,237.31

Finding the Fourth Proportional to 43,597.71, 65,435.45 and 20,237.31

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Solution

The fourth proportional to 43,597.71, 65,435.45 and 20,237.31 is: 30,374.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,597.71 : 65,435.45 = 20,237.31 : x
  2. Step 2: Convert to fraction form
    43,597.71/65,435.45 = 20,237.31/x
  3. Step 3: Cross multiply
    43,597.71x = 65,435.45 × 20,237.31
  4. Step 4: Simplify right side
    43,597.71x = 1,324,237,385.45
  5. Step 5: Solve for x
    x = 1,324,237,385.45/43,597.71
  6. Step 6: Final answer
    x = 30,374.01

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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.