Home / 62,448.32-93,651.31-20,317.99

Finding the Fourth Proportional to 62,448.32, 93,651.31 and 20,317.99

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Solution

The fourth proportional to 62,448.32, 93,651.31 and 20,317.99 is: 30,470.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,448.32 : 93,651.31 = 20,317.99 : x
  2. Step 2: Convert to fraction form
    62,448.32/93,651.31 = 20,317.99/x
  3. Step 3: Cross multiply
    62,448.32x = 93,651.31 × 20,317.99
  4. Step 4: Simplify right side
    62,448.32x = 1,902,806,380.07
  5. Step 5: Solve for x
    x = 1,902,806,380.07/62,448.32
  6. Step 6: Final answer
    x = 30,470.10

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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.