Home / 43,538.67-65,313.81-21,352.77

Finding the Fourth Proportional to 43,538.67, 65,313.81 and 21,352.77

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Solution

The fourth proportional to 43,538.67, 65,313.81 and 21,352.77 is: 32,032.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,538.67 : 65,313.81 = 21,352.77 : x
  2. Step 2: Convert to fraction form
    43,538.67/65,313.81 = 21,352.77/x
  3. Step 3: Cross multiply
    43,538.67x = 65,313.81 × 21,352.77
  4. Step 4: Simplify right side
    43,538.67x = 1,394,630,762.75
  5. Step 5: Solve for x
    x = 1,394,630,762.75/43,538.67
  6. Step 6: Final answer
    x = 32,032.00

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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.