Home / 361,104.18-498,317.64-199,955.77

Finding the Fourth Proportional to 361,104.18, 498,317.64 and 199,955.77

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Solution

The fourth proportional to 361,104.18, 498,317.64 and 199,955.77 is: 275,935.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,104.18 : 498,317.64 = 199,955.77 : x
  2. Step 2: Convert to fraction form
    361,104.18/498,317.64 = 199,955.77/x
  3. Step 3: Cross multiply
    361,104.18x = 498,317.64 × 199,955.77
  4. Step 4: Simplify right side
    361,104.18x = 99,641,489,905.32
  5. Step 5: Solve for x
    x = 99,641,489,905.32/361,104.18
  6. Step 6: Final answer
    x = 275,935.57

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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.