Home / 89,737.11-134,600.80-27,402.75

Finding the Fourth Proportional to 89,737.11, 134,600.80 and 27,402.75

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Solution

The fourth proportional to 89,737.11, 134,600.80 and 27,402.75 is: 41,102.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,737.11 : 134,600.80 = 27,402.75 : x
  2. Step 2: Convert to fraction form
    89,737.11/134,600.80 = 27,402.75/x
  3. Step 3: Cross multiply
    89,737.11x = 134,600.80 × 27,402.75
  4. Step 4: Simplify right side
    89,737.11x = 3,688,432,072.20
  5. Step 5: Solve for x
    x = 3,688,432,072.20/89,737.11
  6. Step 6: Final answer
    x = 41,102.64

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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.