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Finding the Fourth Proportional to 29,574.99, 40,808.52 and 17,633.97

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Solution

The fourth proportional to 29,574.99, 40,808.52 and 17,633.97 is: 24,331.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,574.99 : 40,808.52 = 17,633.97 : x
  2. Step 2: Convert to fraction form
    29,574.99/40,808.52 = 17,633.97/x
  3. Step 3: Cross multiply
    29,574.99x = 40,808.52 × 17,633.97
  4. Step 4: Simplify right side
    29,574.99x = 719,616,217.42
  5. Step 5: Solve for x
    x = 719,616,217.42/29,574.99
  6. Step 6: Final answer
    x = 24,331.92

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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.