Home / 300,025.27-450,003.26-75,368.62

Finding the Fourth Proportional to 300,025.27, 450,003.26 and 75,368.62

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Solution

The fourth proportional to 300,025.27, 450,003.26 and 75,368.62 is: 113,044.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,025.27 : 450,003.26 = 75,368.62 : x
  2. Step 2: Convert to fraction form
    300,025.27/450,003.26 = 75,368.62/x
  3. Step 3: Cross multiply
    300,025.27x = 450,003.26 × 75,368.62
  4. Step 4: Simplify right side
    300,025.27x = 33,916,124,701.70
  5. Step 5: Solve for x
    x = 33,916,124,701.70/300,025.27
  6. Step 6: Final answer
    x = 113,044.23

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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.