Home / 107,581.06-148,378.46-69,346.83

Finding the Fourth Proportional to 107,581.06, 148,378.46 and 69,346.83

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Solution

The fourth proportional to 107,581.06, 148,378.46 and 69,346.83 is: 95,644.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,581.06 : 148,378.46 = 69,346.83 : x
  2. Step 2: Convert to fraction form
    107,581.06/148,378.46 = 69,346.83/x
  3. Step 3: Cross multiply
    107,581.06x = 148,378.46 × 69,346.83
  4. Step 4: Simplify right side
    107,581.06x = 10,289,576,246.00
  5. Step 5: Solve for x
    x = 10,289,576,246.00/107,581.06
  6. Step 6: Final answer
    x = 95,644.87

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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.