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Finding the Fourth Proportional to 50,900.70, 70,255.84 and 32,763.72

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Solution

The fourth proportional to 50,900.70, 70,255.84 and 32,763.72 is: 45,222.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,900.70 : 70,255.84 = 32,763.72 : x
  2. Step 2: Convert to fraction form
    50,900.70/70,255.84 = 32,763.72/x
  3. Step 3: Cross multiply
    50,900.70x = 70,255.84 × 32,763.72
  4. Step 4: Simplify right side
    50,900.70x = 2,301,842,670.12
  5. Step 5: Solve for x
    x = 2,301,842,670.12/50,900.70
  6. Step 6: Final answer
    x = 45,222.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.