Home / 54,391.07-81,618.96-29,430.62

Finding the Fourth Proportional to 54,391.07, 81,618.96 and 29,430.62

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Solution

The fourth proportional to 54,391.07, 81,618.96 and 29,430.62 is: 44,163.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,391.07 : 81,618.96 = 29,430.62 : x
  2. Step 2: Convert to fraction form
    54,391.07/81,618.96 = 29,430.62/x
  3. Step 3: Cross multiply
    54,391.07x = 81,618.96 × 29,430.62
  4. Step 4: Simplify right side
    54,391.07x = 2,402,096,596.56
  5. Step 5: Solve for x
    x = 2,402,096,596.56/54,391.07
  6. Step 6: Final answer
    x = 44,163.44

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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.