Home / 144,594.24-199,540.02-80,932.05

Finding the Fourth Proportional to 144,594.24, 199,540.02 and 80,932.05

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Solution

The fourth proportional to 144,594.24, 199,540.02 and 80,932.05 is: 111,686.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,594.24 : 199,540.02 = 80,932.05 : x
  2. Step 2: Convert to fraction form
    144,594.24/199,540.02 = 80,932.05/x
  3. Step 3: Cross multiply
    144,594.24x = 199,540.02 × 80,932.05
  4. Step 4: Simplify right side
    144,594.24x = 16,149,182,875.64
  5. Step 5: Solve for x
    x = 16,149,182,875.64/144,594.24
  6. Step 6: Final answer
    x = 111,686.21

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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.