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Finding the Fourth Proportional to 48,199.72, 72,023.30 and 36,738.22

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Solution

The fourth proportional to 48,199.72, 72,023.30 and 36,738.22 is: 54,896.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,199.72 : 72,023.30 = 36,738.22 : x
  2. Step 2: Convert to fraction form
    48,199.72/72,023.30 = 36,738.22/x
  3. Step 3: Cross multiply
    48,199.72x = 72,023.30 × 36,738.22
  4. Step 4: Simplify right side
    48,199.72x = 2,646,007,840.53
  5. Step 5: Solve for x
    x = 2,646,007,840.53/48,199.72
  6. Step 6: Final answer
    x = 54,896.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.