Home / 641,341.46-962,043.21-168,027.28

Finding the Fourth Proportional to 641,341.46, 962,043.21 and 168,027.28

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Solution

The fourth proportional to 641,341.46, 962,043.21 and 168,027.28 is: 252,049.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,341.46 : 962,043.21 = 168,027.28 : x
  2. Step 2: Convert to fraction form
    641,341.46/962,043.21 = 168,027.28/x
  3. Step 3: Cross multiply
    641,341.46x = 962,043.21 × 168,027.28
  4. Step 4: Simplify right side
    641,341.46x = 161,649,501,413.66
  5. Step 5: Solve for x
    x = 161,649,501,413.66/641,341.46
  6. Step 6: Final answer
    x = 252,049.04

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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.