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Finding the Fourth Proportional to 17,915.80, 24,723.02 and 10,360.92

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Solution

The fourth proportional to 17,915.80, 24,723.02 and 10,360.92 is: 14,297.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,915.80 : 24,723.02 = 10,360.92 : x
  2. Step 2: Convert to fraction form
    17,915.80/24,723.02 = 10,360.92/x
  3. Step 3: Cross multiply
    17,915.80x = 24,723.02 × 10,360.92
  4. Step 4: Simplify right side
    17,915.80x = 256,153,232.38
  5. Step 5: Solve for x
    x = 256,153,232.38/17,915.80
  6. Step 6: Final answer
    x = 14,297.62

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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.