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Finding the Fourth Proportional to 67,861.66, 93,648.45 and 37,647.04

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Solution

The fourth proportional to 67,861.66, 93,648.45 and 37,647.04 is: 51,952.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,861.66 : 93,648.45 = 37,647.04 : x
  2. Step 2: Convert to fraction form
    67,861.66/93,648.45 = 37,647.04/x
  3. Step 3: Cross multiply
    67,861.66x = 93,648.45 × 37,647.04
  4. Step 4: Simplify right side
    67,861.66x = 3,525,586,943.09
  5. Step 5: Solve for x
    x = 3,525,586,943.09/67,861.66
  6. Step 6: Final answer
    x = 51,952.56

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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.