Home / 141,216.26-195,005.02-105,344.00

Finding the Fourth Proportional to 141,216.26, 195,005.02 and 105,344.00

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Solution

The fourth proportional to 141,216.26, 195,005.02 and 105,344.00 is: 145,469.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,216.26 : 195,005.02 = 105,344.00 : x
  2. Step 2: Convert to fraction form
    141,216.26/195,005.02 = 105,344.00/x
  3. Step 3: Cross multiply
    141,216.26x = 195,005.02 × 105,344.00
  4. Step 4: Simplify right side
    141,216.26x = 20,542,607,851.85
  5. Step 5: Solve for x
    x = 20,542,607,851.85/141,216.26
  6. Step 6: Final answer
    x = 145,469.14

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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.