Home / 107,173.62-147,814.26-68,937.54

Finding the Fourth Proportional to 107,173.62, 147,814.26 and 68,937.54

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Solution

The fourth proportional to 107,173.62, 147,814.26 and 68,937.54 is: 95,078.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,173.62 : 147,814.26 = 68,937.54 : x
  2. Step 2: Convert to fraction form
    107,173.62/147,814.26 = 68,937.54/x
  3. Step 3: Cross multiply
    107,173.62x = 147,814.26 × 68,937.54
  4. Step 4: Simplify right side
    107,173.62x = 10,189,951,461.32
  5. Step 5: Solve for x
    x = 10,189,951,461.32/107,173.62
  6. Step 6: Final answer
    x = 95,078.91

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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.