Home / 96,043.02-143,947.88-67,971.28

Finding the Fourth Proportional to 96,043.02, 143,947.88 and 67,971.28

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Solution

The fourth proportional to 96,043.02, 143,947.88 and 67,971.28 is: 101,874.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,043.02 : 143,947.88 = 67,971.28 : x
  2. Step 2: Convert to fraction form
    96,043.02/143,947.88 = 67,971.28/x
  3. Step 3: Cross multiply
    96,043.02x = 143,947.88 × 67,971.28
  4. Step 4: Simplify right side
    96,043.02x = 9,784,321,459.44
  5. Step 5: Solve for x
    x = 9,784,321,459.44/96,043.02
  6. Step 6: Final answer
    x = 101,874.37

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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.