Home / 53,945.82-74,445.26-30,071.99

Finding the Fourth Proportional to 53,945.82, 74,445.26 and 30,071.99

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Solution

The fourth proportional to 53,945.82, 74,445.26 and 30,071.99 is: 41,499.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,945.82 : 74,445.26 = 30,071.99 : x
  2. Step 2: Convert to fraction form
    53,945.82/74,445.26 = 30,071.99/x
  3. Step 3: Cross multiply
    53,945.82x = 74,445.26 × 30,071.99
  4. Step 4: Simplify right side
    53,945.82x = 2,238,717,150.02
  5. Step 5: Solve for x
    x = 2,238,717,150.02/53,945.82
  6. Step 6: Final answer
    x = 41,499.36

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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.