Home / 53,017.88-73,171.02-31,796.44

Finding the Fourth Proportional to 53,017.88, 73,171.02 and 31,796.44

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Solution

The fourth proportional to 53,017.88, 73,171.02 and 31,796.44 is: 43,882.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,017.88 : 73,171.02 = 31,796.44 : x
  2. Step 2: Convert to fraction form
    53,017.88/73,171.02 = 31,796.44/x
  3. Step 3: Cross multiply
    53,017.88x = 73,171.02 × 31,796.44
  4. Step 4: Simplify right side
    53,017.88x = 2,326,577,947.17
  5. Step 5: Solve for x
    x = 2,326,577,947.17/53,017.88
  6. Step 6: Final answer
    x = 43,882.89

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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.