Home / 107,993.60-162,000.48-40,507.64

Finding the Fourth Proportional to 107,993.60, 162,000.48 and 40,507.64

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Solution

The fourth proportional to 107,993.60, 162,000.48 and 40,507.64 is: 60,765.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,993.60 : 162,000.48 = 40,507.64 : x
  2. Step 2: Convert to fraction form
    107,993.60/162,000.48 = 40,507.64/x
  3. Step 3: Cross multiply
    107,993.60x = 162,000.48 × 40,507.64
  4. Step 4: Simplify right side
    107,993.60x = 6,562,257,123.67
  5. Step 5: Solve for x
    x = 6,562,257,123.67/107,993.60
  6. Step 6: Final answer
    x = 60,765.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.