Home / 62,199.09-93,295.80-20,081.12

Finding the Fourth Proportional to 62,199.09, 93,295.80 and 20,081.12

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Solution

The fourth proportional to 62,199.09, 93,295.80 and 20,081.12 is: 30,120.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,199.09 : 93,295.80 = 20,081.12 : x
  2. Step 2: Convert to fraction form
    62,199.09/93,295.80 = 20,081.12/x
  3. Step 3: Cross multiply
    62,199.09x = 93,295.80 × 20,081.12
  4. Step 4: Simplify right side
    62,199.09x = 1,873,483,688.82
  5. Step 5: Solve for x
    x = 1,873,483,688.82/62,199.09
  6. Step 6: Final answer
    x = 30,120.76

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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.