Home / 77,996.23-117,015.09-24,689.23

Finding the Fourth Proportional to 77,996.23, 117,015.09 and 24,689.23

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Solution

The fourth proportional to 77,996.23, 117,015.09 and 24,689.23 is: 37,040.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,996.23 : 117,015.09 = 24,689.23 : x
  2. Step 2: Convert to fraction form
    77,996.23/117,015.09 = 24,689.23/x
  3. Step 3: Cross multiply
    77,996.23x = 117,015.09 × 24,689.23
  4. Step 4: Simplify right side
    77,996.23x = 2,889,012,470.48
  5. Step 5: Solve for x
    x = 2,889,012,470.48/77,996.23
  6. Step 6: Final answer
    x = 37,040.41

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1.5x scale

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.