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Finding the Fourth Proportional to 30,337.44, 45,512.64 and 10,616.64

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Solution

The fourth proportional to 30,337.44, 45,512.64 and 10,616.64 is: 15,927.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,337.44 : 45,512.64 = 10,616.64 : x
  2. Step 2: Convert to fraction form
    30,337.44/45,512.64 = 10,616.64/x
  3. Step 3: Cross multiply
    30,337.44x = 45,512.64 × 10,616.64
  4. Step 4: Simplify right side
    30,337.44x = 483,191,314.33
  5. Step 5: Solve for x
    x = 483,191,314.33/30,337.44
  6. Step 6: Final answer
    x = 15,927.23

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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.