Home / 199,012.60-274,426.92-153,697.96

Finding the Fourth Proportional to 199,012.60, 274,426.92 and 153,697.96

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Solution

The fourth proportional to 199,012.60, 274,426.92 and 153,697.96 is: 211,940.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,012.60 : 274,426.92 = 153,697.96 : x
  2. Step 2: Convert to fraction form
    199,012.60/274,426.92 = 153,697.96/x
  3. Step 3: Cross multiply
    199,012.60x = 274,426.92 × 153,697.96
  4. Step 4: Simplify right side
    199,012.60x = 42,178,857,773.08
  5. Step 5: Solve for x
    x = 42,178,857,773.08/199,012.60
  6. Step 6: Final answer
    x = 211,940.64

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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.