Home / 54,329.52-74,960.28-31,353.52

Finding the Fourth Proportional to 54,329.52, 74,960.28 and 31,353.52

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Solution

The fourth proportional to 54,329.52, 74,960.28 and 31,353.52 is: 43,259.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,329.52 : 74,960.28 = 31,353.52 : x
  2. Step 2: Convert to fraction form
    54,329.52/74,960.28 = 31,353.52/x
  3. Step 3: Cross multiply
    54,329.52x = 74,960.28 × 31,353.52
  4. Step 4: Simplify right side
    54,329.52x = 2,350,268,638.19
  5. Step 5: Solve for x
    x = 2,350,268,638.19/54,329.52
  6. Step 6: Final answer
    x = 43,259.51

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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.