Home / 43,163.49-59,561.33-31,839.11

Finding the Fourth Proportional to 43,163.49, 59,561.33 and 31,839.11

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Solution

The fourth proportional to 43,163.49, 59,561.33 and 31,839.11 is: 43,934.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,163.49 : 59,561.33 = 31,839.11 : x
  2. Step 2: Convert to fraction form
    43,163.49/59,561.33 = 31,839.11/x
  3. Step 3: Cross multiply
    43,163.49x = 59,561.33 × 31,839.11
  4. Step 4: Simplify right side
    43,163.49x = 1,896,379,280.61
  5. Step 5: Solve for x
    x = 1,896,379,280.61/43,163.49
  6. Step 6: Final answer
    x = 43,934.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.