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Finding the Fourth Proportional to 16,354.69, 24,527.93 and 6,990.07

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Solution

The fourth proportional to 16,354.69, 24,527.93 and 6,990.07 is: 10,483.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,354.69 : 24,527.93 = 6,990.07 : x
  2. Step 2: Convert to fraction form
    16,354.69/24,527.93 = 6,990.07/x
  3. Step 3: Cross multiply
    16,354.69x = 24,527.93 × 6,990.07
  4. Step 4: Simplify right side
    16,354.69x = 171,451,947.66
  5. Step 5: Solve for x
    x = 171,451,947.66/16,354.69
  6. Step 6: Final answer
    x = 10,483.35

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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.