Home / 76,640.64-114,960.75-24,054.06

Finding the Fourth Proportional to 76,640.64, 114,960.75 and 24,054.06

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Solution

The fourth proportional to 76,640.64, 114,960.75 and 24,054.06 is: 36,081.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,640.64 : 114,960.75 = 24,054.06 : x
  2. Step 2: Convert to fraction form
    76,640.64/114,960.75 = 24,054.06/x
  3. Step 3: Cross multiply
    76,640.64x = 114,960.75 × 24,054.06
  4. Step 4: Simplify right side
    76,640.64x = 2,765,272,778.15
  5. Step 5: Solve for x
    x = 2,765,272,778.15/76,640.64
  6. Step 6: Final answer
    x = 36,081.02

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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.