Home / 76,080.36-114,077.34-63,677.64

Finding the Fourth Proportional to 76,080.36, 114,077.34 and 63,677.64

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Solution

The fourth proportional to 76,080.36, 114,077.34 and 63,677.64 is: 95,480.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,080.36 : 114,077.34 = 63,677.64 : x
  2. Step 2: Convert to fraction form
    76,080.36/114,077.34 = 63,677.64/x
  3. Step 3: Cross multiply
    76,080.36x = 114,077.34 × 63,677.64
  4. Step 4: Simplify right side
    76,080.36x = 7,264,175,788.68
  5. Step 5: Solve for x
    x = 7,264,175,788.68/76,080.36
  6. Step 6: Final answer
    x = 95,480.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.