Home / 89,199.08-123,094.68-48,913.54

Finding the Fourth Proportional to 89,199.08, 123,094.68 and 48,913.54

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Solution

The fourth proportional to 89,199.08, 123,094.68 and 48,913.54 is: 67,500.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,199.08 : 123,094.68 = 48,913.54 : x
  2. Step 2: Convert to fraction form
    89,199.08/123,094.68 = 48,913.54/x
  3. Step 3: Cross multiply
    89,199.08x = 123,094.68 × 48,913.54
  4. Step 4: Simplify right side
    89,199.08x = 6,020,996,553.97
  5. Step 5: Solve for x
    x = 6,020,996,553.97/89,199.08
  6. Step 6: Final answer
    x = 67,500.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.