Home / 89,072.52-123,076.44-70,103.04

Finding the Fourth Proportional to 89,072.52, 123,076.44 and 70,103.04

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Solution

The fourth proportional to 89,072.52, 123,076.44 and 70,103.04 is: 96,865.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,072.52 : 123,076.44 = 70,103.04 : x
  2. Step 2: Convert to fraction form
    89,072.52/123,076.44 = 70,103.04/x
  3. Step 3: Cross multiply
    89,072.52x = 123,076.44 × 70,103.04
  4. Step 4: Simplify right side
    89,072.52x = 8,628,032,596.38
  5. Step 5: Solve for x
    x = 8,628,032,596.38/89,072.52
  6. Step 6: Final answer
    x = 96,865.26

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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.