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Finding the Fourth Proportional to 30,937.44, 46,407.07 and 7,563.88

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Solution

The fourth proportional to 30,937.44, 46,407.07 and 7,563.88 is: 11,346.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,937.44 : 46,407.07 = 7,563.88 : x
  2. Step 2: Convert to fraction form
    30,937.44/46,407.07 = 7,563.88/x
  3. Step 3: Cross multiply
    30,937.44x = 46,407.07 × 7,563.88
  4. Step 4: Simplify right side
    30,937.44x = 351,017,276.60
  5. Step 5: Solve for x
    x = 351,017,276.60/30,937.44
  6. Step 6: Final answer
    x = 11,346.03

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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.