Home / 75,814.26-113,534.50-47,664.48

Finding the Fourth Proportional to 75,814.26, 113,534.50 and 47,664.48

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Solution

The fourth proportional to 75,814.26, 113,534.50 and 47,664.48 is: 71,379.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,814.26 : 113,534.50 = 47,664.48 : x
  2. Step 2: Convert to fraction form
    75,814.26/113,534.50 = 47,664.48/x
  3. Step 3: Cross multiply
    75,814.26x = 113,534.50 × 47,664.48
  4. Step 4: Simplify right side
    75,814.26x = 5,411,562,904.56
  5. Step 5: Solve for x
    x = 5,411,562,904.56/75,814.26
  6. Step 6: Final answer
    x = 71,379.22

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.