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Finding the Fourth Proportional to 62,461.70, 86,197.25 and 34,167.38

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Solution

The fourth proportional to 62,461.70, 86,197.25 and 34,167.38 is: 47,151.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,461.70 : 86,197.25 = 34,167.38 : x
  2. Step 2: Convert to fraction form
    62,461.70/86,197.25 = 34,167.38/x
  3. Step 3: Cross multiply
    62,461.70x = 86,197.25 × 34,167.38
  4. Step 4: Simplify right side
    62,461.70x = 2,945,134,496.62
  5. Step 5: Solve for x
    x = 2,945,134,496.62/62,461.70
  6. Step 6: Final answer
    x = 47,151.05

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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.