Home / 226,276.09-339,557.31-126,501.74

Finding the Fourth Proportional to 226,276.09, 339,557.31 and 126,501.74

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Solution

The fourth proportional to 226,276.09, 339,557.31 and 126,501.74 is: 189,832.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,276.09 : 339,557.31 = 126,501.74 : x
  2. Step 2: Convert to fraction form
    226,276.09/339,557.31 = 126,501.74/x
  3. Step 3: Cross multiply
    226,276.09x = 339,557.31 × 126,501.74
  4. Step 4: Simplify right side
    226,276.09x = 42,954,590,544.72
  5. Step 5: Solve for x
    x = 42,954,590,544.72/226,276.09
  6. Step 6: Final answer
    x = 189,832.65

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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.