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Finding the Fourth Proportional to 16,900.16, 25,344.08 and 5,050.40

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Solution

The fourth proportional to 16,900.16, 25,344.08 and 5,050.40 is: 7,573.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,900.16 : 25,344.08 = 5,050.40 : x
  2. Step 2: Convert to fraction form
    16,900.16/25,344.08 = 5,050.40/x
  3. Step 3: Cross multiply
    16,900.16x = 25,344.08 × 5,050.40
  4. Step 4: Simplify right side
    16,900.16x = 127,997,741.63
  5. Step 5: Solve for x
    x = 127,997,741.63/16,900.16
  6. Step 6: Final answer
    x = 7,573.76

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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.