Home / 114,028.75-157,364.54-63,727.75

Finding the Fourth Proportional to 114,028.75, 157,364.54 and 63,727.75

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Solution

The fourth proportional to 114,028.75, 157,364.54 and 63,727.75 is: 87,947.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,028.75 : 157,364.54 = 63,727.75 : x
  2. Step 2: Convert to fraction form
    114,028.75/157,364.54 = 63,727.75/x
  3. Step 3: Cross multiply
    114,028.75x = 157,364.54 × 63,727.75
  4. Step 4: Simplify right side
    114,028.75x = 10,028,488,063.99
  5. Step 5: Solve for x
    x = 10,028,488,063.99/114,028.75
  6. Step 6: Final answer
    x = 87,947.01

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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.