Home / 89,633.75-123,696.57-49,348.29

Finding the Fourth Proportional to 89,633.75, 123,696.57 and 49,348.29

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Solution

The fourth proportional to 89,633.75, 123,696.57 and 49,348.29 is: 68,101.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,633.75 : 123,696.57 = 49,348.29 : x
  2. Step 2: Convert to fraction form
    89,633.75/123,696.57 = 49,348.29/x
  3. Step 3: Cross multiply
    89,633.75x = 123,696.57 × 49,348.29
  4. Step 4: Simplify right side
    89,633.75x = 6,104,214,208.37
  5. Step 5: Solve for x
    x = 6,104,214,208.37/89,633.75
  6. Step 6: Final answer
    x = 68,101.74

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1.5x scale

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.