Home / 31,180.05-43,027.77-17,032.95

Finding the Fourth Proportional to 31,180.05, 43,027.77 and 17,032.95

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Solution

The fourth proportional to 31,180.05, 43,027.77 and 17,032.95 is: 23,505.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,180.05 : 43,027.77 = 17,032.95 : x
  2. Step 2: Convert to fraction form
    31,180.05/43,027.77 = 17,032.95/x
  3. Step 3: Cross multiply
    31,180.05x = 43,027.77 × 17,032.95
  4. Step 4: Simplify right side
    31,180.05x = 732,889,855.02
  5. Step 5: Solve for x
    x = 732,889,855.02/31,180.05
  6. Step 6: Final answer
    x = 23,505.09

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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.