Home / 37,981.80-56,972.70-25,297.20

Finding the Fourth Proportional to 37,981.80, 56,972.70 and 25,297.20

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Solution

The fourth proportional to 37,981.80, 56,972.70 and 25,297.20 is: 37,945.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,981.80 : 56,972.70 = 25,297.20 : x
  2. Step 2: Convert to fraction form
    37,981.80/56,972.70 = 25,297.20/x
  3. Step 3: Cross multiply
    37,981.80x = 56,972.70 × 25,297.20
  4. Step 4: Simplify right side
    37,981.80x = 1,441,249,786.44
  5. Step 5: Solve for x
    x = 1,441,249,786.44/37,981.80
  6. Step 6: Final answer
    x = 37,945.80

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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.