Home / 43,502.53-59,949.42-30,905.41

Finding the Fourth Proportional to 43,502.53, 59,949.42 and 30,905.41

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Solution

The fourth proportional to 43,502.53, 59,949.42 and 30,905.41 is: 42,589.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,502.53 : 59,949.42 = 30,905.41 : x
  2. Step 2: Convert to fraction form
    43,502.53/59,949.42 = 30,905.41/x
  3. Step 3: Cross multiply
    43,502.53x = 59,949.42 × 30,905.41
  4. Step 4: Simplify right side
    43,502.53x = 1,852,761,404.36
  5. Step 5: Solve for x
    x = 1,852,761,404.36/43,502.53
  6. Step 6: Final answer
    x = 42,589.74

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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.