Home / 89,563.89-123,598.38-49,280.25

Finding the Fourth Proportional to 89,563.89, 123,598.38 and 49,280.25

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Solution

The fourth proportional to 89,563.89, 123,598.38 and 49,280.25 is: 68,006.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,563.89 : 123,598.38 = 49,280.25 : x
  2. Step 2: Convert to fraction form
    89,563.89/123,598.38 = 49,280.25/x
  3. Step 3: Cross multiply
    89,563.89x = 123,598.38 × 49,280.25
  4. Step 4: Simplify right side
    89,563.89x = 6,090,959,066.00
  5. Step 5: Solve for x
    x = 6,090,959,066.00/89,563.89
  6. Step 6: Final answer
    x = 68,006.86

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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.