Home / 274,279.96-411,272.01-124,438.50

Finding the Fourth Proportional to 274,279.96, 411,272.01 and 124,438.50

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Solution

The fourth proportional to 274,279.96, 411,272.01 and 124,438.50 is: 186,590.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,279.96 : 411,272.01 = 124,438.50 : x
  2. Step 2: Convert to fraction form
    274,279.96/411,272.01 = 124,438.50/x
  3. Step 3: Cross multiply
    274,279.96x = 411,272.01 × 124,438.50
  4. Step 4: Simplify right side
    274,279.96x = 51,178,072,016.39
  5. Step 5: Solve for x
    x = 51,178,072,016.39/274,279.96
  6. Step 6: Final answer
    x = 186,590.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.