Home / 146,522.10-219,783.15-145,485.30

Finding the Fourth Proportional to 146,522.10, 219,783.15 and 145,485.30

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Solution

The fourth proportional to 146,522.10, 219,783.15 and 145,485.30 is: 218,227.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,522.10 : 219,783.15 = 145,485.30 : x
  2. Step 2: Convert to fraction form
    146,522.10/219,783.15 = 145,485.30/x
  3. Step 3: Cross multiply
    146,522.10x = 219,783.15 × 145,485.30
  4. Step 4: Simplify right side
    146,522.10x = 31,975,217,512.70
  5. Step 5: Solve for x
    x = 31,975,217,512.70/146,522.10
  6. Step 6: Final answer
    x = 218,227.95

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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.