Home / 96,379.47-144,491.31-40,262.58

Finding the Fourth Proportional to 96,379.47, 144,491.31 and 40,262.58

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Solution

The fourth proportional to 96,379.47, 144,491.31 and 40,262.58 is: 60,361.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,379.47 : 144,491.31 = 40,262.58 : x
  2. Step 2: Convert to fraction form
    96,379.47/144,491.31 = 40,262.58/x
  3. Step 3: Cross multiply
    96,379.47x = 144,491.31 × 40,262.58
  4. Step 4: Simplify right side
    96,379.47x = 5,817,592,928.18
  5. Step 5: Solve for x
    x = 5,817,592,928.18/96,379.47
  6. Step 6: Final answer
    x = 60,361.33

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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.