Home / 54,751.94-75,489.23-45,690.32

Finding the Fourth Proportional to 54,751.94, 75,489.23 and 45,690.32

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Solution

The fourth proportional to 54,751.94, 75,489.23 and 45,690.32 is: 62,995.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,751.94 : 75,489.23 = 45,690.32 : x
  2. Step 2: Convert to fraction form
    54,751.94/75,489.23 = 45,690.32/x
  3. Step 3: Cross multiply
    54,751.94x = 75,489.23 × 45,690.32
  4. Step 4: Simplify right side
    54,751.94x = 3,449,127,075.25
  5. Step 5: Solve for x
    x = 3,449,127,075.25/54,751.94
  6. Step 6: Final answer
    x = 62,995.52

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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.