Home / 89,185.54-123,071.33-50,937.57

Finding the Fourth Proportional to 89,185.54, 123,071.33 and 50,937.57

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Solution

The fourth proportional to 89,185.54, 123,071.33 and 50,937.57 is: 70,291.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,185.54 : 123,071.33 = 50,937.57 : x
  2. Step 2: Convert to fraction form
    89,185.54/123,071.33 = 50,937.57/x
  3. Step 3: Cross multiply
    89,185.54x = 123,071.33 × 50,937.57
  4. Step 4: Simplify right side
    89,185.54x = 6,268,954,486.87
  5. Step 5: Solve for x
    x = 6,268,954,486.87/89,185.54
  6. Step 6: Final answer
    x = 70,291.15

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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.