Home / 131,655.78-197,594.25-56,832.45

Finding the Fourth Proportional to 131,655.78, 197,594.25 and 56,832.45

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Solution

The fourth proportional to 131,655.78, 197,594.25 and 56,832.45 is: 85,296.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,655.78 : 197,594.25 = 56,832.45 : x
  2. Step 2: Convert to fraction form
    131,655.78/197,594.25 = 56,832.45/x
  3. Step 3: Cross multiply
    131,655.78x = 197,594.25 × 56,832.45
  4. Step 4: Simplify right side
    131,655.78x = 11,229,765,333.41
  5. Step 5: Solve for x
    x = 11,229,765,333.41/131,655.78
  6. Step 6: Final answer
    x = 85,296.41

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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.