Home / 89,056.10-133,670.55-44,732.90

Finding the Fourth Proportional to 89,056.10, 133,670.55 and 44,732.90

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Solution

The fourth proportional to 89,056.10, 133,670.55 and 44,732.90 is: 67,142.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,056.10 : 133,670.55 = 44,732.90 : x
  2. Step 2: Convert to fraction form
    89,056.10/133,670.55 = 44,732.90/x
  3. Step 3: Cross multiply
    89,056.10x = 133,670.55 × 44,732.90
  4. Step 4: Simplify right side
    89,056.10x = 5,979,471,346.10
  5. Step 5: Solve for x
    x = 5,979,471,346.10/89,056.10
  6. Step 6: Final answer
    x = 67,142.75

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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.