Home / 53,933.03-74,425.56-31,272.98

Finding the Fourth Proportional to 53,933.03, 74,425.56 and 31,272.98

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Solution

The fourth proportional to 53,933.03, 74,425.56 and 31,272.98 is: 43,155.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,933.03 : 74,425.56 = 31,272.98 : x
  2. Step 2: Convert to fraction form
    53,933.03/74,425.56 = 31,272.98/x
  3. Step 3: Cross multiply
    53,933.03x = 74,425.56 × 31,272.98
  4. Step 4: Simplify right side
    53,933.03x = 2,327,508,893.00
  5. Step 5: Solve for x
    x = 2,327,508,893.00/53,933.03
  6. Step 6: Final answer
    x = 43,155.54

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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.