Home / 39,341.55-59,012.72-31,493.96

Finding the Fourth Proportional to 39,341.55, 59,012.72 and 31,493.96

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Solution

The fourth proportional to 39,341.55, 59,012.72 and 31,493.96 is: 47,241.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,341.55 : 59,012.72 = 31,493.96 : x
  2. Step 2: Convert to fraction form
    39,341.55/59,012.72 = 31,493.96/x
  3. Step 3: Cross multiply
    39,341.55x = 59,012.72 × 31,493.96
  4. Step 4: Simplify right side
    39,341.55x = 1,858,543,790.64
  5. Step 5: Solve for x
    x = 1,858,543,790.64/39,341.55
  6. Step 6: Final answer
    x = 47,241.24

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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.