Home / 115,077.43-158,763.88-114,900.02

Finding the Fourth Proportional to 115,077.43, 158,763.88 and 114,900.02

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Solution

The fourth proportional to 115,077.43, 158,763.88 and 114,900.02 is: 158,519.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,077.43 : 158,763.88 = 114,900.02 : x
  2. Step 2: Convert to fraction form
    115,077.43/158,763.88 = 114,900.02/x
  3. Step 3: Cross multiply
    115,077.43x = 158,763.88 × 114,900.02
  4. Step 4: Simplify right side
    115,077.43x = 18,241,973,825.49
  5. Step 5: Solve for x
    x = 18,241,973,825.49/115,077.43
  6. Step 6: Final answer
    x = 158,519.13

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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.