Home / 103,969.85-155,953.33-25,083.41

Finding the Fourth Proportional to 103,969.85, 155,953.33 and 25,083.41

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Solution

The fourth proportional to 103,969.85, 155,953.33 and 25,083.41 is: 37,624.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,969.85 : 155,953.33 = 25,083.41 : x
  2. Step 2: Convert to fraction form
    103,969.85/155,953.33 = 25,083.41/x
  3. Step 3: Cross multiply
    103,969.85x = 155,953.33 × 25,083.41
  4. Step 4: Simplify right side
    103,969.85x = 3,911,841,317.26
  5. Step 5: Solve for x
    x = 3,911,841,317.26/103,969.85
  6. Step 6: Final answer
    x = 37,624.77

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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.