Home / 107,279.96-160,921.08-32,400.72

Finding the Fourth Proportional to 107,279.96, 160,921.08 and 32,400.72

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Solution

The fourth proportional to 107,279.96, 160,921.08 and 32,400.72 is: 48,601.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,279.96 : 160,921.08 = 32,400.72 : x
  2. Step 2: Convert to fraction form
    107,279.96/160,921.08 = 32,400.72/x
  3. Step 3: Cross multiply
    107,279.96x = 160,921.08 × 32,400.72
  4. Step 4: Simplify right side
    107,279.96x = 5,213,958,855.18
  5. Step 5: Solve for x
    x = 5,213,958,855.18/107,279.96
  6. Step 6: Final answer
    x = 48,601.43

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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.