Home / 134,257.75-185,271.75-73,828.33

Finding the Fourth Proportional to 134,257.75, 185,271.75 and 73,828.33

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Solution

The fourth proportional to 134,257.75, 185,271.75 and 73,828.33 is: 101,880.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,257.75 : 185,271.75 = 73,828.33 : x
  2. Step 2: Convert to fraction form
    134,257.75/185,271.75 = 73,828.33/x
  3. Step 3: Cross multiply
    134,257.75x = 185,271.75 × 73,828.33
  4. Step 4: Simplify right side
    134,257.75x = 13,678,303,898.68
  5. Step 5: Solve for x
    x = 13,678,303,898.68/134,257.75
  6. Step 6: Final answer
    x = 101,880.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.