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Finding the Fourth Proportional to 24,668.77, 34,042.40 and 13,490.77

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Solution

The fourth proportional to 24,668.77, 34,042.40 and 13,490.77 is: 18,616.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,668.77 : 34,042.40 = 13,490.77 : x
  2. Step 2: Convert to fraction form
    24,668.77/34,042.40 = 13,490.77/x
  3. Step 3: Cross multiply
    24,668.77x = 34,042.40 × 13,490.77
  4. Step 4: Simplify right side
    24,668.77x = 459,258,121.19
  5. Step 5: Solve for x
    x = 459,258,121.19/24,668.77
  6. Step 6: Final answer
    x = 18,616.99

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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.