Home / 353,119.59-487,308.12-191,974.75

Finding the Fourth Proportional to 353,119.59, 487,308.12 and 191,974.75

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Solution

The fourth proportional to 353,119.59, 487,308.12 and 191,974.75 is: 264,926.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,119.59 : 487,308.12 = 191,974.75 : x
  2. Step 2: Convert to fraction form
    353,119.59/487,308.12 = 191,974.75/x
  3. Step 3: Cross multiply
    353,119.59x = 487,308.12 × 191,974.75
  4. Step 4: Simplify right side
    353,119.59x = 93,550,851,113.56
  5. Step 5: Solve for x
    x = 93,550,851,113.56/353,119.59
  6. Step 6: Final answer
    x = 264,926.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.