Home / 54,655.32-81,992.31-25,075.68

Finding the Fourth Proportional to 54,655.32, 81,992.31 and 25,075.68

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Solution

The fourth proportional to 54,655.32, 81,992.31 and 25,075.68 is: 37,617.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,655.32 : 81,992.31 = 25,075.68 : x
  2. Step 2: Convert to fraction form
    54,655.32/81,992.31 = 25,075.68/x
  3. Step 3: Cross multiply
    54,655.32x = 81,992.31 × 25,075.68
  4. Step 4: Simplify right side
    54,655.32x = 2,056,012,928.02
  5. Step 5: Solve for x
    x = 2,056,012,928.02/54,655.32
  6. Step 6: Final answer
    x = 37,617.80

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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.