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Finding the Fourth Proportional to 159,480.40, 239,220.60 and 152,222.80

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Solution

The fourth proportional to 159,480.40, 239,220.60 and 152,222.80 is: 228,334.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,480.40 : 239,220.60 = 152,222.80 : x
  2. Step 2: Convert to fraction form
    159,480.40/239,220.60 = 152,222.80/x
  3. Step 3: Cross multiply
    159,480.40x = 239,220.60 × 152,222.80
  4. Step 4: Simplify right side
    159,480.40x = 36,414,829,549.68
  5. Step 5: Solve for x
    x = 36,414,829,549.68/159,480.40
  6. Step 6: Final answer
    x = 228,334.20

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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.