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Finding the Fourth Proportional to 16,129.16, 24,181.44 and 7,357.94

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Solution

The fourth proportional to 16,129.16, 24,181.44 and 7,357.94 is: 11,031.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,129.16 : 24,181.44 = 7,357.94 : x
  2. Step 2: Convert to fraction form
    16,129.16/24,181.44 = 7,357.94/x
  3. Step 3: Cross multiply
    16,129.16x = 24,181.44 × 7,357.94
  4. Step 4: Simplify right side
    16,129.16x = 177,925,526.81
  5. Step 5: Solve for x
    x = 177,925,526.81/16,129.16
  6. Step 6: Final answer
    x = 11,031.30

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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.