Home / 54,280.41-81,354.96-27,970.80

Finding the Fourth Proportional to 54,280.41, 81,354.96 and 27,970.80

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Solution

The fourth proportional to 54,280.41, 81,354.96 and 27,970.80 is: 41,922.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,280.41 : 81,354.96 = 27,970.80 : x
  2. Step 2: Convert to fraction form
    54,280.41/81,354.96 = 27,970.80/x
  3. Step 3: Cross multiply
    54,280.41x = 81,354.96 × 27,970.80
  4. Step 4: Simplify right side
    54,280.41x = 2,275,563,315.17
  5. Step 5: Solve for x
    x = 2,275,563,315.17/54,280.41
  6. Step 6: Final answer
    x = 41,922.37

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1.5x scale

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.