Home / 114,965.12-158,648.63-63,977.04

Finding the Fourth Proportional to 114,965.12, 158,648.63 and 63,977.04

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Solution

The fourth proportional to 114,965.12, 158,648.63 and 63,977.04 is: 88,286.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,965.12 : 158,648.63 = 63,977.04 : x
  2. Step 2: Convert to fraction form
    114,965.12/158,648.63 = 63,977.04/x
  3. Step 3: Cross multiply
    114,965.12x = 158,648.63 × 63,977.04
  4. Step 4: Simplify right side
    114,965.12x = 10,149,869,427.57
  5. Step 5: Solve for x
    x = 10,149,869,427.57/114,965.12
  6. Step 6: Final answer
    x = 88,286.51

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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.