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Finding the Fourth Proportional to 48,637.95, 72,921.48 and 32,803.67

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Solution

The fourth proportional to 48,637.95, 72,921.48 and 32,803.67 is: 49,181.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,637.95 : 72,921.48 = 32,803.67 : x
  2. Step 2: Convert to fraction form
    48,637.95/72,921.48 = 32,803.67/x
  3. Step 3: Cross multiply
    48,637.95x = 72,921.48 × 32,803.67
  4. Step 4: Simplify right side
    48,637.95x = 2,392,091,801.22
  5. Step 5: Solve for x
    x = 2,392,091,801.22/48,637.95
  6. Step 6: Final answer
    x = 49,181.59

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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.