Home / 27,935.10-41,902.65-7,158.60

Finding the Fourth Proportional to 27,935.10, 41,902.65 and 7,158.60

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Solution

The fourth proportional to 27,935.10, 41,902.65 and 7,158.60 is: 10,737.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,935.10 : 41,902.65 = 7,158.60 : x
  2. Step 2: Convert to fraction form
    27,935.10/41,902.65 = 7,158.60/x
  3. Step 3: Cross multiply
    27,935.10x = 41,902.65 × 7,158.60
  4. Step 4: Simplify right side
    27,935.10x = 299,964,310.29
  5. Step 5: Solve for x
    x = 299,964,310.29/27,935.10
  6. Step 6: Final answer
    x = 10,737.90

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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.