Home / 54,277.46-74,903.67-31,615.86

Finding the Fourth Proportional to 54,277.46, 74,903.67 and 31,615.86

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Solution

The fourth proportional to 54,277.46, 74,903.67 and 31,615.86 is: 43,630.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,277.46 : 74,903.67 = 31,615.86 : x
  2. Step 2: Convert to fraction form
    54,277.46/74,903.67 = 31,615.86/x
  3. Step 3: Cross multiply
    54,277.46x = 74,903.67 × 31,615.86
  4. Step 4: Simplify right side
    54,277.46x = 2,368,143,786.13
  5. Step 5: Solve for x
    x = 2,368,143,786.13/54,277.46
  6. Step 6: Final answer
    x = 43,630.34

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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.