Home / 300,192.32-450,288.39-113,160.08

Finding the Fourth Proportional to 300,192.32, 450,288.39 and 113,160.08

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Solution

The fourth proportional to 300,192.32, 450,288.39 and 113,160.08 is: 169,740.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,192.32 : 450,288.39 = 113,160.08 : x
  2. Step 2: Convert to fraction form
    300,192.32/450,288.39 = 113,160.08/x
  3. Step 3: Cross multiply
    300,192.32x = 450,288.39 × 113,160.08
  4. Step 4: Simplify right side
    300,192.32x = 50,954,670,235.47
  5. Step 5: Solve for x
    x = 50,954,670,235.47/300,192.32
  6. Step 6: Final answer
    x = 169,740.09

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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.