Home / 89,958.06-124,144.08-49,674.38

Finding the Fourth Proportional to 89,958.06, 124,144.08 and 49,674.38

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Solution

The fourth proportional to 89,958.06, 124,144.08 and 49,674.38 is: 68,551.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,958.06 : 124,144.08 = 49,674.38 : x
  2. Step 2: Convert to fraction form
    89,958.06/124,144.08 = 49,674.38/x
  3. Step 3: Cross multiply
    89,958.06x = 124,144.08 × 49,674.38
  4. Step 4: Simplify right side
    89,958.06x = 6,166,780,204.67
  5. Step 5: Solve for x
    x = 6,166,780,204.67/89,958.06
  6. Step 6: Final answer
    x = 68,551.73

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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.