Home / 69,929.23-104,806.26-55,079.50

Finding the Fourth Proportional to 69,929.23, 104,806.26 and 55,079.50

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Solution

The fourth proportional to 69,929.23, 104,806.26 and 55,079.50 is: 82,550.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,929.23 : 104,806.26 = 55,079.50 : x
  2. Step 2: Convert to fraction form
    69,929.23/104,806.26 = 55,079.50/x
  3. Step 3: Cross multiply
    69,929.23x = 104,806.26 × 55,079.50
  4. Step 4: Simplify right side
    69,929.23x = 5,772,676,397.67
  5. Step 5: Solve for x
    x = 5,772,676,397.67/69,929.23
  6. Step 6: Final answer
    x = 82,550.26

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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.