Home / 54,915.36-75,782.88-29,764.32

Finding the Fourth Proportional to 54,915.36, 75,782.88 and 29,764.32

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Solution

The fourth proportional to 54,915.36, 75,782.88 and 29,764.32 is: 41,074.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,915.36 : 75,782.88 = 29,764.32 : x
  2. Step 2: Convert to fraction form
    54,915.36/75,782.88 = 29,764.32/x
  3. Step 3: Cross multiply
    54,915.36x = 75,782.88 × 29,764.32
  4. Step 4: Simplify right side
    54,915.36x = 2,255,625,890.84
  5. Step 5: Solve for x
    x = 2,255,625,890.84/54,915.36
  6. Step 6: Final answer
    x = 41,074.59

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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.