Home / 96,085.90-143,934.45-66,537.10

Finding the Fourth Proportional to 96,085.90, 143,934.45 and 66,537.10

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Solution

The fourth proportional to 96,085.90, 143,934.45 and 66,537.10 is: 99,671.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,085.90 : 143,934.45 = 66,537.10 : x
  2. Step 2: Convert to fraction form
    96,085.90/143,934.45 = 66,537.10/x
  3. Step 3: Cross multiply
    96,085.90x = 143,934.45 × 66,537.10
  4. Step 4: Simplify right side
    96,085.90x = 9,576,980,893.10
  5. Step 5: Solve for x
    x = 9,576,980,893.10/96,085.90
  6. Step 6: Final answer
    x = 99,671.03

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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.