Home / 148,264.36-204,619.47-84,611.72

Finding the Fourth Proportional to 148,264.36, 204,619.47 and 84,611.72

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Solution

The fourth proportional to 148,264.36, 204,619.47 and 84,611.72 is: 116,772.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,264.36 : 204,619.47 = 84,611.72 : x
  2. Step 2: Convert to fraction form
    148,264.36/204,619.47 = 84,611.72/x
  3. Step 3: Cross multiply
    148,264.36x = 204,619.47 × 84,611.72
  4. Step 4: Simplify right side
    148,264.36x = 17,313,205,496.44
  5. Step 5: Solve for x
    x = 17,313,205,496.44/148,264.36
  6. Step 6: Final answer
    x = 116,772.54

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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.