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Finding the Fourth Proportional to 149,483.20, 224,311.20 and 55,998.40

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Solution

The fourth proportional to 149,483.20, 224,311.20 and 55,998.40 is: 84,029.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,483.20 : 224,311.20 = 55,998.40 : x
  2. Step 2: Convert to fraction form
    149,483.20/224,311.20 = 55,998.40/x
  3. Step 3: Cross multiply
    149,483.20x = 224,311.20 × 55,998.40
  4. Step 4: Simplify right side
    149,483.20x = 12,561,068,302.08
  5. Step 5: Solve for x
    x = 12,561,068,302.08/149,483.20
  6. Step 6: Final answer
    x = 84,029.97

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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.