Home / 89,222.38-123,130.33-48,937.84

Finding the Fourth Proportional to 89,222.38, 123,130.33 and 48,937.84

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Solution

The fourth proportional to 89,222.38, 123,130.33 and 48,937.84 is: 67,536.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,222.38 : 123,130.33 = 48,937.84 : x
  2. Step 2: Convert to fraction form
    89,222.38/123,130.33 = 48,937.84/x
  3. Step 3: Cross multiply
    89,222.38x = 123,130.33 × 48,937.84
  4. Step 4: Simplify right side
    89,222.38x = 6,025,731,958.52
  5. Step 5: Solve for x
    x = 6,025,731,958.52/89,222.38
  6. Step 6: Final answer
    x = 67,536.11

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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.