Home / 89,188.41-123,083.78-50,954.25

Finding the Fourth Proportional to 89,188.41, 123,083.78 and 50,954.25

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Solution

The fourth proportional to 89,188.41, 123,083.78 and 50,954.25 is: 70,319.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,188.41 : 123,083.78 = 50,954.25 : x
  2. Step 2: Convert to fraction form
    89,188.41/123,083.78 = 50,954.25/x
  3. Step 3: Cross multiply
    89,188.41x = 123,083.78 × 50,954.25
  4. Step 4: Simplify right side
    89,188.41x = 6,271,641,442.29
  5. Step 5: Solve for x
    x = 6,271,641,442.29/89,188.41
  6. Step 6: Final answer
    x = 70,319.02

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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.