Home / 148,029.96-204,284.34-80,966.28

Finding the Fourth Proportional to 148,029.96, 204,284.34 and 80,966.28

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Solution

The fourth proportional to 148,029.96, 204,284.34 and 80,966.28 is: 111,735.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,029.96 : 204,284.34 = 80,966.28 : x
  2. Step 2: Convert to fraction form
    148,029.96/204,284.34 = 80,966.28/x
  3. Step 3: Cross multiply
    148,029.96x = 204,284.34 × 80,966.28
  4. Step 4: Simplify right side
    148,029.96x = 16,540,143,072.06
  5. Step 5: Solve for x
    x = 16,540,143,072.06/148,029.96
  6. Step 6: Final answer
    x = 111,735.10

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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.