Home / 54,276.95-74,902.97-31,615.36

Finding the Fourth Proportional to 54,276.95, 74,902.97 and 31,615.36

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Solution

The fourth proportional to 54,276.95, 74,902.97 and 31,615.36 is: 43,629.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,276.95 : 74,902.97 = 31,615.36 : x
  2. Step 2: Convert to fraction form
    54,276.95/74,902.97 = 31,615.36/x
  3. Step 3: Cross multiply
    54,276.95x = 74,902.97 × 31,615.36
  4. Step 4: Simplify right side
    54,276.95x = 2,368,084,253.40
  5. Step 5: Solve for x
    x = 2,368,084,253.40/54,276.95
  6. Step 6: Final answer
    x = 43,629.65

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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.