Home / 226,678.50-340,015.73-84,518.94

Finding the Fourth Proportional to 226,678.50, 340,015.73 and 84,518.94

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Solution

The fourth proportional to 226,678.50, 340,015.73 and 84,518.94 is: 126,777.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,678.50 : 340,015.73 = 84,518.94 : x
  2. Step 2: Convert to fraction form
    226,678.50/340,015.73 = 84,518.94/x
  3. Step 3: Cross multiply
    226,678.50x = 340,015.73 × 84,518.94
  4. Step 4: Simplify right side
    226,678.50x = 28,737,769,935.39
  5. Step 5: Solve for x
    x = 28,737,769,935.39/226,678.50
  6. Step 6: Final answer
    x = 126,777.66

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1.5x scale

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.