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Finding the Fourth Proportional to 17,897.45, 24,695.71 and 10,725.71

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Solution

The fourth proportional to 17,897.45, 24,695.71 and 10,725.71 is: 14,799.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,897.45 : 24,695.71 = 10,725.71 : x
  2. Step 2: Convert to fraction form
    17,897.45/24,695.71 = 10,725.71/x
  3. Step 3: Cross multiply
    17,897.45x = 24,695.71 × 10,725.71
  4. Step 4: Simplify right side
    17,897.45x = 264,878,873.41
  5. Step 5: Solve for x
    x = 264,878,873.41/17,897.45
  6. Step 6: Final answer
    x = 14,799.81

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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.