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Finding the Fourth Proportional to 24,945.84, 34,425.54 and 13,767.84

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Solution

The fourth proportional to 24,945.84, 34,425.54 and 13,767.84 is: 18,999.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,945.84 : 34,425.54 = 13,767.84 : x
  2. Step 2: Convert to fraction form
    24,945.84/34,425.54 = 13,767.84/x
  3. Step 3: Cross multiply
    24,945.84x = 34,425.54 × 13,767.84
  4. Step 4: Simplify right side
    24,945.84x = 473,965,326.63
  5. Step 5: Solve for x
    x = 473,965,326.63/24,945.84
  6. Step 6: Final answer
    x = 18,999.77

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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.