Home / 57,393.02-86,086.29-17,945.48

Finding the Fourth Proportional to 57,393.02, 86,086.29 and 17,945.48

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Solution

The fourth proportional to 57,393.02, 86,086.29 and 17,945.48 is: 26,917.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,393.02 : 86,086.29 = 17,945.48 : x
  2. Step 2: Convert to fraction form
    57,393.02/86,086.29 = 17,945.48/x
  3. Step 3: Cross multiply
    57,393.02x = 86,086.29 × 17,945.48
  4. Step 4: Simplify right side
    57,393.02x = 1,544,859,795.47
  5. Step 5: Solve for x
    x = 1,544,859,795.47/57,393.02
  6. Step 6: Final answer
    x = 26,917.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.