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Finding the Fourth Proportional to 17,706.80, 24,435 and 10,154.48

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Solution

The fourth proportional to 17,706.80, 24,435 and 10,154.48 is: 14,012.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,706.80 : 24,435 = 10,154.48 : x
  2. Step 2: Convert to fraction form
    17,706.80/24,435 = 10,154.48/x
  3. Step 3: Cross multiply
    17,706.80x = 24,435 × 10,154.48
  4. Step 4: Simplify right side
    17,706.80x = 248,124,718.80
  5. Step 5: Solve for x
    x = 248,124,718.80/17,706.80
  6. Step 6: Final answer
    x = 14,012.96

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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.