Home / 353,006.26-487,146.92-191,861.32

Finding the Fourth Proportional to 353,006.26, 487,146.92 and 191,861.32

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Solution

The fourth proportional to 353,006.26, 487,146.92 and 191,861.32 is: 264,767.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,006.26 : 487,146.92 = 191,861.32 : x
  2. Step 2: Convert to fraction form
    353,006.26/487,146.92 = 191,861.32/x
  3. Step 3: Cross multiply
    353,006.26x = 487,146.92 × 191,861.32
  4. Step 4: Simplify right side
    353,006.26x = 93,464,651,605.63
  5. Step 5: Solve for x
    x = 93,464,651,605.63/353,006.26
  6. Step 6: Final answer
    x = 264,767.69

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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.