Home / 56,305.76-77,730.05-32,427.80

Finding the Fourth Proportional to 56,305.76, 77,730.05 and 32,427.80

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Solution

The fourth proportional to 56,305.76, 77,730.05 and 32,427.80 is: 44,766.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,305.76 : 77,730.05 = 32,427.80 : x
  2. Step 2: Convert to fraction form
    56,305.76/77,730.05 = 32,427.80/x
  3. Step 3: Cross multiply
    56,305.76x = 77,730.05 × 32,427.80
  4. Step 4: Simplify right side
    56,305.76x = 2,520,613,964.60
  5. Step 5: Solve for x
    x = 2,520,613,964.60/56,305.76
  6. Step 6: Final answer
    x = 44,766.54

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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.