Home / 146,592.80-219,889.20-145,037.60

Finding the Fourth Proportional to 146,592.80, 219,889.20 and 145,037.60

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Solution

The fourth proportional to 146,592.80, 219,889.20 and 145,037.60 is: 217,556.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,592.80 : 219,889.20 = 145,037.60 : x
  2. Step 2: Convert to fraction form
    146,592.80/219,889.20 = 145,037.60/x
  3. Step 3: Cross multiply
    146,592.80x = 219,889.20 × 145,037.60
  4. Step 4: Simplify right side
    146,592.80x = 31,892,201,833.92
  5. Step 5: Solve for x
    x = 31,892,201,833.92/146,592.80
  6. Step 6: Final answer
    x = 217,556.40

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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.