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Finding the Fourth Proportional to 162,576.57, 224,355.67 and 90,973.43

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Solution

The fourth proportional to 162,576.57, 224,355.67 and 90,973.43 is: 125,543.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,576.57 : 224,355.67 = 90,973.43 : x
  2. Step 2: Convert to fraction form
    162,576.57/224,355.67 = 90,973.43/x
  3. Step 3: Cross multiply
    162,576.57x = 224,355.67 × 90,973.43
  4. Step 4: Simplify right side
    162,576.57x = 20,410,404,843.70
  5. Step 5: Solve for x
    x = 20,410,404,843.70/162,576.57
  6. Step 6: Final answer
    x = 125,543.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.