Home / 146,212.40-219,318.60-125,217.20

Finding the Fourth Proportional to 146,212.40, 219,318.60 and 125,217.20

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Solution

The fourth proportional to 146,212.40, 219,318.60 and 125,217.20 is: 187,825.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,212.40 : 219,318.60 = 125,217.20 : x
  2. Step 2: Convert to fraction form
    146,212.40/219,318.60 = 125,217.20/x
  3. Step 3: Cross multiply
    146,212.40x = 219,318.60 × 125,217.20
  4. Step 4: Simplify right side
    146,212.40x = 27,462,460,999.92
  5. Step 5: Solve for x
    x = 27,462,460,999.92/146,212.40
  6. Step 6: Final answer
    x = 187,825.80

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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.