Home / 204,191.07-306,374.28-70,998.72

Finding the Fourth Proportional to 204,191.07, 306,374.28 and 70,998.72

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Solution

The fourth proportional to 204,191.07, 306,374.28 and 70,998.72 is: 106,528.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,191.07 : 306,374.28 = 70,998.72 : x
  2. Step 2: Convert to fraction form
    204,191.07/306,374.28 = 70,998.72/x
  3. Step 3: Cross multiply
    204,191.07x = 306,374.28 × 70,998.72
  4. Step 4: Simplify right side
    204,191.07x = 21,752,181,720.92
  5. Step 5: Solve for x
    x = 21,752,181,720.92/204,191.07
  6. Step 6: Final answer
    x = 106,528.57

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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.