Home / 42,713.88-63,944.65-31,546.41

Finding the Fourth Proportional to 42,713.88, 63,944.65 and 31,546.41

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Solution

The fourth proportional to 42,713.88, 63,944.65 and 31,546.41 is: 47,226.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,713.88 : 63,944.65 = 31,546.41 : x
  2. Step 2: Convert to fraction form
    42,713.88/63,944.65 = 31,546.41/x
  3. Step 3: Cross multiply
    42,713.88x = 63,944.65 × 31,546.41
  4. Step 4: Simplify right side
    42,713.88x = 2,017,224,146.21
  5. Step 5: Solve for x
    x = 2,017,224,146.21/42,713.88
  6. Step 6: Final answer
    x = 47,226.43

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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.