Home / 146,512.70-219,793.35-57,769.10

Finding the Fourth Proportional to 146,512.70, 219,793.35 and 57,769.10

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Solution

The fourth proportional to 146,512.70, 219,793.35 and 57,769.10 is: 86,663.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,512.70 : 219,793.35 = 57,769.10 : x
  2. Step 2: Convert to fraction form
    146,512.70/219,793.35 = 57,769.10/x
  3. Step 3: Cross multiply
    146,512.70x = 219,793.35 × 57,769.10
  4. Step 4: Simplify right side
    146,512.70x = 12,697,264,015.49
  5. Step 5: Solve for x
    x = 12,697,264,015.49/146,512.70
  6. Step 6: Final answer
    x = 86,663.23

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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.