Home / 56,204.68-77,562.30-31,054

Finding the Fourth Proportional to 56,204.68, 77,562.30 and 31,054

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Solution

The fourth proportional to 56,204.68, 77,562.30 and 31,054 is: 42,854.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,204.68 : 77,562.30 = 31,054 : x
  2. Step 2: Convert to fraction form
    56,204.68/77,562.30 = 31,054/x
  3. Step 3: Cross multiply
    56,204.68x = 77,562.30 × 31,054
  4. Step 4: Simplify right side
    56,204.68x = 2,408,619,664.20
  5. Step 5: Solve for x
    x = 2,408,619,664.20/56,204.68
  6. Step 6: Final answer
    x = 42,854.43

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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.