Home / 180,257.32-270,424.05-67,935.16

Finding the Fourth Proportional to 180,257.32, 270,424.05 and 67,935.16

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Solution

The fourth proportional to 180,257.32, 270,424.05 and 67,935.16 is: 101,917.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,257.32 : 270,424.05 = 67,935.16 : x
  2. Step 2: Convert to fraction form
    180,257.32/270,424.05 = 67,935.16/x
  3. Step 3: Cross multiply
    180,257.32x = 270,424.05 × 67,935.16
  4. Step 4: Simplify right side
    180,257.32x = 18,371,301,104.60
  5. Step 5: Solve for x
    x = 18,371,301,104.60/180,257.32
  6. Step 6: Final answer
    x = 101,917.09

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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.