Home / 352,971.53-487,104.46-191,826.57

Finding the Fourth Proportional to 352,971.53, 487,104.46 and 191,826.57

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Solution

The fourth proportional to 352,971.53, 487,104.46 and 191,826.57 is: 264,722.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,971.53 : 487,104.46 = 191,826.57 : x
  2. Step 2: Convert to fraction form
    352,971.53/487,104.46 = 191,826.57/x
  3. Step 3: Cross multiply
    352,971.53x = 487,104.46 × 191,826.57
  4. Step 4: Simplify right side
    352,971.53x = 93,439,577,793.50
  5. Step 5: Solve for x
    x = 93,439,577,793.50/352,971.53
  6. Step 6: Final answer
    x = 264,722.70

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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.