Home / 120,905.84-181,372.56-32,162.96

Finding the Fourth Proportional to 120,905.84, 181,372.56 and 32,162.96

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Solution

The fourth proportional to 120,905.84, 181,372.56 and 32,162.96 is: 48,248.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,905.84 : 181,372.56 = 32,162.96 : x
  2. Step 2: Convert to fraction form
    120,905.84/181,372.56 = 32,162.96/x
  3. Step 3: Cross multiply
    120,905.84x = 181,372.56 × 32,162.96
  4. Step 4: Simplify right side
    120,905.84x = 5,833,478,392.38
  5. Step 5: Solve for x
    x = 5,833,478,392.38/120,905.84
  6. Step 6: Final answer
    x = 48,248.11

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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.