Home / 43,165.05-59,563.40-31,840.71

Finding the Fourth Proportional to 43,165.05, 59,563.40 and 31,840.71

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Solution

The fourth proportional to 43,165.05, 59,563.40 and 31,840.71 is: 43,936.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,165.05 : 59,563.40 = 31,840.71 : x
  2. Step 2: Convert to fraction form
    43,165.05/59,563.40 = 31,840.71/x
  3. Step 3: Cross multiply
    43,165.05x = 59,563.40 × 31,840.71
  4. Step 4: Simplify right side
    43,165.05x = 1,896,540,786.81
  5. Step 5: Solve for x
    x = 1,896,540,786.81/43,165.05
  6. Step 6: Final answer
    x = 43,936.95

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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.