Home / 69,374.90-95,731.88-39,167.56

Finding the Fourth Proportional to 69,374.90, 95,731.88 and 39,167.56

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Solution

The fourth proportional to 69,374.90, 95,731.88 and 39,167.56 is: 54,048.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,374.90 : 95,731.88 = 39,167.56 : x
  2. Step 2: Convert to fraction form
    69,374.90/95,731.88 = 39,167.56/x
  3. Step 3: Cross multiply
    69,374.90x = 95,731.88 × 39,167.56
  4. Step 4: Simplify right side
    69,374.90x = 3,749,584,153.81
  5. Step 5: Solve for x
    x = 3,749,584,153.81/69,374.90
  6. Step 6: Final answer
    x = 54,048.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.