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Finding the Fourth Proportional to 63,763.12, 95,644.86 and 30,475.63

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Solution

The fourth proportional to 63,763.12, 95,644.86 and 30,475.63 is: 45,713.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,763.12 : 95,644.86 = 30,475.63 : x
  2. Step 2: Convert to fraction form
    63,763.12/95,644.86 = 30,475.63/x
  3. Step 3: Cross multiply
    63,763.12x = 95,644.86 × 30,475.63
  4. Step 4: Simplify right side
    63,763.12x = 2,914,837,364.76
  5. Step 5: Solve for x
    x = 2,914,837,364.76/63,763.12
  6. Step 6: Final answer
    x = 45,713.53

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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.