Home / 146,212.10-219,318.15-144,829.70

Finding the Fourth Proportional to 146,212.10, 219,318.15 and 144,829.70

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Solution

The fourth proportional to 146,212.10, 219,318.15 and 144,829.70 is: 217,244.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,212.10 : 219,318.15 = 144,829.70 : x
  2. Step 2: Convert to fraction form
    146,212.10/219,318.15 = 144,829.70/x
  3. Step 3: Cross multiply
    146,212.10x = 219,318.15 × 144,829.70
  4. Step 4: Simplify right side
    146,212.10x = 31,763,781,869.06
  5. Step 5: Solve for x
    x = 31,763,781,869.06/146,212.10
  6. Step 6: Final answer
    x = 217,244.55

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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.