Home / 77,732.41-116,602.26-25,146

Finding the Fourth Proportional to 77,732.41, 116,602.26 and 25,146

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Solution

The fourth proportional to 77,732.41, 116,602.26 and 25,146 is: 37,720.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,732.41 : 116,602.26 = 25,146 : x
  2. Step 2: Convert to fraction form
    77,732.41/116,602.26 = 25,146/x
  3. Step 3: Cross multiply
    77,732.41x = 116,602.26 × 25,146
  4. Step 4: Simplify right side
    77,732.41x = 2,932,080,429.96
  5. Step 5: Solve for x
    x = 2,932,080,429.96/77,732.41
  6. Step 6: Final answer
    x = 37,720.18

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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.