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Finding the Fourth Proportional to 108,032.70, 162,000.45 and 41,450.70

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Solution

The fourth proportional to 108,032.70, 162,000.45 and 41,450.70 is: 62,157.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,032.70 : 162,000.45 = 41,450.70 : x
  2. Step 2: Convert to fraction form
    108,032.70/162,000.45 = 41,450.70/x
  3. Step 3: Cross multiply
    108,032.70x = 162,000.45 × 41,450.70
  4. Step 4: Simplify right side
    108,032.70x = 6,715,032,052.82
  5. Step 5: Solve for x
    x = 6,715,032,052.82/108,032.70
  6. Step 6: Final answer
    x = 62,157.40

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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.