Home / 48,321.05-72,446.48-32,486.76

Finding the Fourth Proportional to 48,321.05, 72,446.48 and 32,486.76

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Solution

The fourth proportional to 48,321.05, 72,446.48 and 32,486.76 is: 48,706.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,321.05 : 72,446.48 = 32,486.76 : x
  2. Step 2: Convert to fraction form
    48,321.05/72,446.48 = 32,486.76/x
  3. Step 3: Cross multiply
    48,321.05x = 72,446.48 × 32,486.76
  4. Step 4: Simplify right side
    48,321.05x = 2,353,551,246.17
  5. Step 5: Solve for x
    x = 2,353,551,246.17/48,321.05
  6. Step 6: Final answer
    x = 48,706.55

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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.