Home / 353,330.43-529,928.05-137,189.17

Finding the Fourth Proportional to 353,330.43, 529,928.05 and 137,189.17

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Solution

The fourth proportional to 353,330.43, 529,928.05 and 137,189.17 is: 205,757.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,330.43 : 529,928.05 = 137,189.17 : x
  2. Step 2: Convert to fraction form
    353,330.43/529,928.05 = 137,189.17/x
  3. Step 3: Cross multiply
    353,330.43x = 529,928.05 × 137,189.17
  4. Step 4: Simplify right side
    353,330.43x = 72,700,388,653.27
  5. Step 5: Solve for x
    x = 72,700,388,653.27/353,330.43
  6. Step 6: Final answer
    x = 205,757.51

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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.