Home / 107,399.96-148,182.18-67,154.84

Finding the Fourth Proportional to 107,399.96, 148,182.18 and 67,154.84

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Solution

The fourth proportional to 107,399.96, 148,182.18 and 67,154.84 is: 92,655.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,399.96 : 148,182.18 = 67,154.84 : x
  2. Step 2: Convert to fraction form
    107,399.96/148,182.18 = 67,154.84/x
  3. Step 3: Cross multiply
    107,399.96x = 148,182.18 × 67,154.84
  4. Step 4: Simplify right side
    107,399.96x = 9,951,150,588.75
  5. Step 5: Solve for x
    x = 9,951,150,588.75/107,399.96
  6. Step 6: Final answer
    x = 92,655.07

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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.