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Finding the Fourth Proportional to 149,649.54, 224,484.21 and 49,805.70

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Solution

The fourth proportional to 149,649.54, 224,484.21 and 49,805.70 is: 74,711.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,649.54 : 224,484.21 = 49,805.70 : x
  2. Step 2: Convert to fraction form
    149,649.54/224,484.21 = 49,805.70/x
  3. Step 3: Cross multiply
    149,649.54x = 224,484.21 × 49,805.70
  4. Step 4: Simplify right side
    149,649.54x = 11,180,593,218.00
  5. Step 5: Solve for x
    x = 11,180,593,218.00/149,649.54
  6. Step 6: Final answer
    x = 74,711.84

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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.