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Finding the Fourth Proportional to 16,015.65, 24,016.78 and 7,693.71

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Solution

The fourth proportional to 16,015.65, 24,016.78 and 7,693.71 is: 11,537.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,015.65 : 24,016.78 = 7,693.71 : x
  2. Step 2: Convert to fraction form
    16,015.65/24,016.78 = 7,693.71/x
  3. Step 3: Cross multiply
    16,015.65x = 24,016.78 × 7,693.71
  4. Step 4: Simplify right side
    16,015.65x = 184,778,140.45
  5. Step 5: Solve for x
    x = 184,778,140.45/16,015.65
  6. Step 6: Final answer
    x = 11,537.35

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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.