Home / 300,241.08-450,342.18-113,247.72

Finding the Fourth Proportional to 300,241.08, 450,342.18 and 113,247.72

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Solution

The fourth proportional to 300,241.08, 450,342.18 and 113,247.72 is: 169,864.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,241.08 : 450,342.18 = 113,247.72 : x
  2. Step 2: Convert to fraction form
    300,241.08/450,342.18 = 113,247.72/x
  3. Step 3: Cross multiply
    300,241.08x = 450,342.18 × 113,247.72
  4. Step 4: Simplify right side
    300,241.08x = 51,000,225,104.83
  5. Step 5: Solve for x
    x = 51,000,225,104.83/300,241.08
  6. Step 6: Final answer
    x = 169,864.25

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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.