Home / 146,579.40-219,869.10-125,584.20

Finding the Fourth Proportional to 146,579.40, 219,869.10 and 125,584.20

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Solution

The fourth proportional to 146,579.40, 219,869.10 and 125,584.20 is: 188,376.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,579.40 : 219,869.10 = 125,584.20 : x
  2. Step 2: Convert to fraction form
    146,579.40/219,869.10 = 125,584.20/x
  3. Step 3: Cross multiply
    146,579.40x = 219,869.10 × 125,584.20
  4. Step 4: Simplify right side
    146,579.40x = 27,612,085,028.22
  5. Step 5: Solve for x
    x = 27,612,085,028.22/146,579.40
  6. Step 6: Final answer
    x = 188,376.30

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1.5x scale

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.