Home / 53,844.40-80,677.74-31,291.78

Finding the Fourth Proportional to 53,844.40, 80,677.74 and 31,291.78

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Solution

The fourth proportional to 53,844.40, 80,677.74 and 31,291.78 is: 46,886.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,844.40 : 80,677.74 = 31,291.78 : x
  2. Step 2: Convert to fraction form
    53,844.40/80,677.74 = 31,291.78/x
  3. Step 3: Cross multiply
    53,844.40x = 80,677.74 × 31,291.78
  4. Step 4: Simplify right side
    53,844.40x = 2,524,550,090.98
  5. Step 5: Solve for x
    x = 2,524,550,090.98/53,844.40
  6. Step 6: Final answer
    x = 46,886.03

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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.