Home / 89,563.57-123,596.08-61,268.29

Finding the Fourth Proportional to 89,563.57, 123,596.08 and 61,268.29

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Solution

The fourth proportional to 89,563.57, 123,596.08 and 61,268.29 is: 84,549.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,563.57 : 123,596.08 = 61,268.29 : x
  2. Step 2: Convert to fraction form
    89,563.57/123,596.08 = 61,268.29/x
  3. Step 3: Cross multiply
    89,563.57x = 123,596.08 × 61,268.29
  4. Step 4: Simplify right side
    89,563.57x = 7,572,520,472.30
  5. Step 5: Solve for x
    x = 7,572,520,472.30/89,563.57
  6. Step 6: Final answer
    x = 84,549.11

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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.