Home / 77,666.63-116,499.96-25,083.86

Finding the Fourth Proportional to 77,666.63, 116,499.96 and 25,083.86

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Solution

The fourth proportional to 77,666.63, 116,499.96 and 25,083.86 is: 37,625.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,666.63 : 116,499.96 = 25,083.86 : x
  2. Step 2: Convert to fraction form
    77,666.63/116,499.96 = 25,083.86/x
  3. Step 3: Cross multiply
    77,666.63x = 116,499.96 × 25,083.86
  4. Step 4: Simplify right side
    77,666.63x = 2,922,268,104.15
  5. Step 5: Solve for x
    x = 2,922,268,104.15/77,666.63
  6. Step 6: Final answer
    x = 37,625.79

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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.