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Finding the Fourth Proportional to 15,952.80, 23,915 and 8,045.04

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Solution

The fourth proportional to 15,952.80, 23,915 and 8,045.04 is: 12,060.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,952.80 : 23,915 = 8,045.04 : x
  2. Step 2: Convert to fraction form
    15,952.80/23,915 = 8,045.04/x
  3. Step 3: Cross multiply
    15,952.80x = 23,915 × 8,045.04
  4. Step 4: Simplify right side
    15,952.80x = 192,397,131.60
  5. Step 5: Solve for x
    x = 192,397,131.60/15,952.80
  6. Step 6: Final answer
    x = 12,060.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.