Home / 37,911.25-52,317.53-21,144.25

Finding the Fourth Proportional to 37,911.25, 52,317.53 and 21,144.25

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Solution

The fourth proportional to 37,911.25, 52,317.53 and 21,144.25 is: 29,179.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,911.25 : 52,317.53 = 21,144.25 : x
  2. Step 2: Convert to fraction form
    37,911.25/52,317.53 = 21,144.25/x
  3. Step 3: Cross multiply
    37,911.25x = 52,317.53 × 21,144.25
  4. Step 4: Simplify right side
    37,911.25x = 1,106,214,933.70
  5. Step 5: Solve for x
    x = 1,106,214,933.70/37,911.25
  6. Step 6: Final answer
    x = 29,179.07

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1.5x scale

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.