Home / 53,892.48-74,372.40-31,233.14

Finding the Fourth Proportional to 53,892.48, 74,372.40 and 31,233.14

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Solution

The fourth proportional to 53,892.48, 74,372.40 and 31,233.14 is: 43,102.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,892.48 : 74,372.40 = 31,233.14 : x
  2. Step 2: Convert to fraction form
    53,892.48/74,372.40 = 31,233.14/x
  3. Step 3: Cross multiply
    53,892.48x = 74,372.40 × 31,233.14
  4. Step 4: Simplify right side
    53,892.48x = 2,322,883,581.34
  5. Step 5: Solve for x
    x = 2,322,883,581.34/53,892.48
  6. Step 6: Final answer
    x = 43,102.18

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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.