Home / 69,140.97-103,688.38-27,010.13

Finding the Fourth Proportional to 69,140.97, 103,688.38 and 27,010.13

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Solution

The fourth proportional to 69,140.97, 103,688.38 and 27,010.13 is: 40,506.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,140.97 : 103,688.38 = 27,010.13 : x
  2. Step 2: Convert to fraction form
    69,140.97/103,688.38 = 27,010.13/x
  3. Step 3: Cross multiply
    69,140.97x = 103,688.38 × 27,010.13
  4. Step 4: Simplify right side
    69,140.97x = 2,800,636,814.99
  5. Step 5: Solve for x
    x = 2,800,636,814.99/69,140.97
  6. Step 6: Final answer
    x = 40,506.18

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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.