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Finding the Fourth Proportional to 108,251.65, 162,396.11 and 37,170.91

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Solution

The fourth proportional to 108,251.65, 162,396.11 and 37,170.91 is: 55,762.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,251.65 : 162,396.11 = 37,170.91 : x
  2. Step 2: Convert to fraction form
    108,251.65/162,396.11 = 37,170.91/x
  3. Step 3: Cross multiply
    108,251.65x = 162,396.11 × 37,170.91
  4. Step 4: Simplify right side
    108,251.65x = 6,036,411,189.16
  5. Step 5: Solve for x
    x = 6,036,411,189.16/108,251.65
  6. Step 6: Final answer
    x = 55,762.76

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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.