Home / 89,504.70-123,518.37-49,220.16

Finding the Fourth Proportional to 89,504.70, 123,518.37 and 49,220.16

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Solution

The fourth proportional to 89,504.70, 123,518.37 and 49,220.16 is: 67,924.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,504.70 : 123,518.37 = 49,220.16 : x
  2. Step 2: Convert to fraction form
    89,504.70/123,518.37 = 49,220.16/x
  3. Step 3: Cross multiply
    89,504.70x = 123,518.37 × 49,220.16
  4. Step 4: Simplify right side
    89,504.70x = 6,079,593,934.34
  5. Step 5: Solve for x
    x = 6,079,593,934.34/89,504.70
  6. Step 6: Final answer
    x = 67,924.86

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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.