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Finding the Fourth Proportional to 149,339.20, 224,048.40 and 65,063.20

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Solution

The fourth proportional to 149,339.20, 224,048.40 and 65,063.20 is: 97,612.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,339.20 : 224,048.40 = 65,063.20 : x
  2. Step 2: Convert to fraction form
    149,339.20/224,048.40 = 65,063.20/x
  3. Step 3: Cross multiply
    149,339.20x = 224,048.40 × 65,063.20
  4. Step 4: Simplify right side
    149,339.20x = 14,577,305,858.88
  5. Step 5: Solve for x
    x = 14,577,305,858.88/149,339.20
  6. Step 6: Final answer
    x = 97,612.05

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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.