Home / 71,011.26-97,996.11-39,182.31

Finding the Fourth Proportional to 71,011.26, 97,996.11 and 39,182.31

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Solution

The fourth proportional to 71,011.26, 97,996.11 and 39,182.31 is: 54,071.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,011.26 : 97,996.11 = 39,182.31 : x
  2. Step 2: Convert to fraction form
    71,011.26/97,996.11 = 39,182.31/x
  3. Step 3: Cross multiply
    71,011.26x = 97,996.11 × 39,182.31
  4. Step 4: Simplify right side
    71,011.26x = 3,839,713,960.81
  5. Step 5: Solve for x
    x = 3,839,713,960.81/71,011.26
  6. Step 6: Final answer
    x = 54,071.90

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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.