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Finding the Fourth Proportional to 162,946.80, 244,420.20 and 100,652.40

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Solution

The fourth proportional to 162,946.80, 244,420.20 and 100,652.40 is: 150,978.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,946.80 : 244,420.20 = 100,652.40 : x
  2. Step 2: Convert to fraction form
    162,946.80/244,420.20 = 100,652.40/x
  3. Step 3: Cross multiply
    162,946.80x = 244,420.20 × 100,652.40
  4. Step 4: Simplify right side
    162,946.80x = 24,601,479,738.48
  5. Step 5: Solve for x
    x = 24,601,479,738.48/162,946.80
  6. Step 6: Final answer
    x = 150,978.60

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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.