Home / 114,643.32-158,205.55-63,653.41

Finding the Fourth Proportional to 114,643.32, 158,205.55 and 63,653.41

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Solution

The fourth proportional to 114,643.32, 158,205.55 and 63,653.41 is: 87,840.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,643.32 : 158,205.55 = 63,653.41 : x
  2. Step 2: Convert to fraction form
    114,643.32/158,205.55 = 63,653.41/x
  3. Step 3: Cross multiply
    114,643.32x = 158,205.55 × 63,653.41
  4. Step 4: Simplify right side
    114,643.32x = 10,070,322,738.43
  5. Step 5: Solve for x
    x = 10,070,322,738.43/114,643.32
  6. Step 6: Final answer
    x = 87,840.47

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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.