Home / 53,833.55-74,292.73-31,173.53

Finding the Fourth Proportional to 53,833.55, 74,292.73 and 31,173.53

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Solution

The fourth proportional to 53,833.55, 74,292.73 and 31,173.53 is: 43,020.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,833.55 : 74,292.73 = 31,173.53 : x
  2. Step 2: Convert to fraction form
    53,833.55/74,292.73 = 31,173.53/x
  3. Step 3: Cross multiply
    53,833.55x = 74,292.73 × 31,173.53
  4. Step 4: Simplify right side
    53,833.55x = 2,315,966,198.04
  5. Step 5: Solve for x
    x = 2,315,966,198.04/53,833.55
  6. Step 6: Final answer
    x = 43,020.87

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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.