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Finding the Fourth Proportional to 48,632.88, 72,949.34 and 37,555.76

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Solution

The fourth proportional to 48,632.88, 72,949.34 and 37,555.76 is: 56,333.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,632.88 : 72,949.34 = 37,555.76 : x
  2. Step 2: Convert to fraction form
    48,632.88/72,949.34 = 37,555.76/x
  3. Step 3: Cross multiply
    48,632.88x = 72,949.34 × 37,555.76
  4. Step 4: Simplify right side
    48,632.88x = 2,739,667,905.20
  5. Step 5: Solve for x
    x = 2,739,667,905.20/48,632.88
  6. Step 6: Final answer
    x = 56,333.66

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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.