Home / 53,848.89-74,306.12-31,195.19

Finding the Fourth Proportional to 53,848.89, 74,306.12 and 31,195.19

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Solution

The fourth proportional to 53,848.89, 74,306.12 and 31,195.19 is: 43,046.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,848.89 : 74,306.12 = 31,195.19 : x
  2. Step 2: Convert to fraction form
    53,848.89/74,306.12 = 31,195.19/x
  3. Step 3: Cross multiply
    53,848.89x = 74,306.12 × 31,195.19
  4. Step 4: Simplify right side
    53,848.89x = 2,317,993,004.06
  5. Step 5: Solve for x
    x = 2,317,993,004.06/53,848.89
  6. Step 6: Final answer
    x = 43,046.25

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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.