Home / 76,709.16-115,078.32-24,104.52

Finding the Fourth Proportional to 76,709.16, 115,078.32 and 24,104.52

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Solution

The fourth proportional to 76,709.16, 115,078.32 and 24,104.52 is: 36,161.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,709.16 : 115,078.32 = 24,104.52 : x
  2. Step 2: Convert to fraction form
    76,709.16/115,078.32 = 24,104.52/x
  3. Step 3: Cross multiply
    76,709.16x = 115,078.32 × 24,104.52
  4. Step 4: Simplify right side
    76,709.16x = 2,773,907,666.01
  5. Step 5: Solve for x
    x = 2,773,907,666.01/76,709.16
  6. Step 6: Final answer
    x = 36,161.36

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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.