Home / 54,933.60-75,803.40-31,062.36

Finding the Fourth Proportional to 54,933.60, 75,803.40 and 31,062.36

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Solution

The fourth proportional to 54,933.60, 75,803.40 and 31,062.36 is: 42,863.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,933.60 : 75,803.40 = 31,062.36 : x
  2. Step 2: Convert to fraction form
    54,933.60/75,803.40 = 31,062.36/x
  3. Step 3: Cross multiply
    54,933.60x = 75,803.40 × 31,062.36
  4. Step 4: Simplify right side
    54,933.60x = 2,354,632,500.02
  5. Step 5: Solve for x
    x = 2,354,632,500.02/54,933.60
  6. Step 6: Final answer
    x = 42,863.25

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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.