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Finding the Fourth Proportional to 16,390.62, 24,585.93 and 5,999.94

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Solution

The fourth proportional to 16,390.62, 24,585.93 and 5,999.94 is: 8,999.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,390.62 : 24,585.93 = 5,999.94 : x
  2. Step 2: Convert to fraction form
    16,390.62/24,585.93 = 5,999.94/x
  3. Step 3: Cross multiply
    16,390.62x = 24,585.93 × 5,999.94
  4. Step 4: Simplify right side
    16,390.62x = 147,514,104.84
  5. Step 5: Solve for x
    x = 147,514,104.84/16,390.62
  6. Step 6: Final answer
    x = 8,999.91

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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.