Home / 53,949.84-74,454.72-31,296.57

Finding the Fourth Proportional to 53,949.84, 74,454.72 and 31,296.57

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Solution

The fourth proportional to 53,949.84, 74,454.72 and 31,296.57 is: 43,191.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,949.84 : 74,454.72 = 31,296.57 : x
  2. Step 2: Convert to fraction form
    53,949.84/74,454.72 = 31,296.57/x
  3. Step 3: Cross multiply
    53,949.84x = 74,454.72 × 31,296.57
  4. Step 4: Simplify right side
    53,949.84x = 2,330,177,356.31
  5. Step 5: Solve for x
    x = 2,330,177,356.31/53,949.84
  6. Step 6: Final answer
    x = 43,191.55

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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.