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Finding the Fourth Proportional to 29,431.71, 40,597.74 and 27,463.41

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Solution

The fourth proportional to 29,431.71, 40,597.74 and 27,463.41 is: 37,882.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,431.71 : 40,597.74 = 27,463.41 : x
  2. Step 2: Convert to fraction form
    29,431.71/40,597.74 = 27,463.41/x
  3. Step 3: Cross multiply
    29,431.71x = 40,597.74 × 27,463.41
  4. Step 4: Simplify right side
    29,431.71x = 1,114,952,378.69
  5. Step 5: Solve for x
    x = 1,114,952,378.69/29,431.71
  6. Step 6: Final answer
    x = 37,882.69

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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.