Home / 62,118.28-93,148.62-19,990.52

Finding the Fourth Proportional to 62,118.28, 93,148.62 and 19,990.52

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Solution

The fourth proportional to 62,118.28, 93,148.62 and 19,990.52 is: 29,976.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,118.28 : 93,148.62 = 19,990.52 : x
  2. Step 2: Convert to fraction form
    62,118.28/93,148.62 = 19,990.52/x
  3. Step 3: Cross multiply
    62,118.28x = 93,148.62 × 19,990.52
  4. Step 4: Simplify right side
    62,118.28x = 1,862,089,351.08
  5. Step 5: Solve for x
    x = 1,862,089,351.08/62,118.28
  6. Step 6: Final answer
    x = 29,976.51

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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.