Home / 103,634.96-155,452.49-37,071.12

Finding the Fourth Proportional to 103,634.96, 155,452.49 and 37,071.12

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Solution

The fourth proportional to 103,634.96, 155,452.49 and 37,071.12 is: 55,606.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,634.96 : 155,452.49 = 37,071.12 : x
  2. Step 2: Convert to fraction form
    103,634.96/155,452.49 = 37,071.12/x
  3. Step 3: Cross multiply
    103,634.96x = 155,452.49 × 37,071.12
  4. Step 4: Simplify right side
    103,634.96x = 5,762,797,911.09
  5. Step 5: Solve for x
    x = 5,762,797,911.09/103,634.96
  6. Step 6: Final answer
    x = 55,606.70

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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.