Home / 96,563.10-144,844.65-66,495.90

Finding the Fourth Proportional to 96,563.10, 144,844.65 and 66,495.90

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Solution

The fourth proportional to 96,563.10, 144,844.65 and 66,495.90 is: 99,743.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,563.10 : 144,844.65 = 66,495.90 : x
  2. Step 2: Convert to fraction form
    96,563.10/144,844.65 = 66,495.90/x
  3. Step 3: Cross multiply
    96,563.10x = 144,844.65 × 66,495.90
  4. Step 4: Simplify right side
    96,563.10x = 9,631,575,361.94
  5. Step 5: Solve for x
    x = 9,631,575,361.94/96,563.10
  6. Step 6: Final answer
    x = 99,743.85

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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.