Home / 54,887.02-75,756.51-31,027.54

Finding the Fourth Proportional to 54,887.02, 75,756.51 and 31,027.54

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Solution

The fourth proportional to 54,887.02, 75,756.51 and 31,027.54 is: 42,825.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,887.02 : 75,756.51 = 31,027.54 : x
  2. Step 2: Convert to fraction form
    54,887.02/75,756.51 = 31,027.54/x
  3. Step 3: Cross multiply
    54,887.02x = 75,756.51 × 31,027.54
  4. Step 4: Simplify right side
    54,887.02x = 2,350,538,144.29
  5. Step 5: Solve for x
    x = 2,350,538,144.29/54,887.02
  6. Step 6: Final answer
    x = 42,825.03

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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.