Home / 114,619.94-158,176.90-63,633.68

Finding the Fourth Proportional to 114,619.94, 158,176.90 and 63,633.68

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Solution

The fourth proportional to 114,619.94, 158,176.90 and 63,633.68 is: 87,815.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,619.94 : 158,176.90 = 63,633.68 : x
  2. Step 2: Convert to fraction form
    114,619.94/158,176.90 = 63,633.68/x
  3. Step 3: Cross multiply
    114,619.94x = 158,176.90 × 63,633.68
  4. Step 4: Simplify right side
    114,619.94x = 10,065,378,237.99
  5. Step 5: Solve for x
    x = 10,065,378,237.99/114,619.94
  6. Step 6: Final answer
    x = 87,815.25

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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.