Home / 107,173.60-147,814.24-68,937.54

Finding the Fourth Proportional to 107,173.60, 147,814.24 and 68,937.54

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Solution

The fourth proportional to 107,173.60, 147,814.24 and 68,937.54 is: 95,078.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,173.60 : 147,814.24 = 68,937.54 : x
  2. Step 2: Convert to fraction form
    107,173.60/147,814.24 = 68,937.54/x
  3. Step 3: Cross multiply
    107,173.60x = 147,814.24 × 68,937.54
  4. Step 4: Simplify right side
    107,173.60x = 10,189,950,082.57
  5. Step 5: Solve for x
    x = 10,189,950,082.57/107,173.60
  6. Step 6: Final answer
    x = 95,078.92

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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.