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Finding the Fourth Proportional to 126,010.80, 188,950.56 and 59,433

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Solution

The fourth proportional to 126,010.80, 188,950.56 and 59,433 is: 89,118.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,010.80 : 188,950.56 = 59,433 : x
  2. Step 2: Convert to fraction form
    126,010.80/188,950.56 = 59,433/x
  3. Step 3: Cross multiply
    126,010.80x = 188,950.56 × 59,433
  4. Step 4: Simplify right side
    126,010.80x = 11,229,898,632.48
  5. Step 5: Solve for x
    x = 11,229,898,632.48/126,010.80
  6. Step 6: Final answer
    x = 89,118.54

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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.