Home / 54,636.56-75,398.27-30,770.85

Finding the Fourth Proportional to 54,636.56, 75,398.27 and 30,770.85

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Solution

The fourth proportional to 54,636.56, 75,398.27 and 30,770.85 is: 42,463.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,636.56 : 75,398.27 = 30,770.85 : x
  2. Step 2: Convert to fraction form
    54,636.56/75,398.27 = 30,770.85/x
  3. Step 3: Cross multiply
    54,636.56x = 75,398.27 × 30,770.85
  4. Step 4: Simplify right side
    54,636.56x = 2,320,068,702.58
  5. Step 5: Solve for x
    x = 2,320,068,702.58/54,636.56
  6. Step 6: Final answer
    x = 42,463.67

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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.